diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
index c726c27..afa523a 100644
--- a/.idea/inspectionProfiles/Project_Default.xml
+++ b/.idea/inspectionProfiles/Project_Default.xml
@@ -6,6 +6,7 @@
         <language minSize="52" name="JavaScript" />
       </Languages>
     </inspection_tool>
+    <inspection_tool class="JSUnresolvedFunction" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
     <inspection_tool class="SpellCheckingInspection" enabled="false" level="TYPO" enabled_by_default="false">
       <option name="processCode" value="true" />
       <option name="processLiterals" value="true" />
diff --git a/index.html b/index.html
index 03a25b7..237e415 100644
--- a/index.html
+++ b/index.html
@@ -41,8 +41,8 @@
                 <div class="card-body" id="collapseQuest">
                     <div v-if="currentQuest">
                         Items needed: <br/>
-                        <span v-for="resource in resources" v-if="currentQuest[resource.name.toLowerCase()] > 0" :style="'color: ' + getColorForQuestResource(currentQuest[resource.name.toLowerCase()], resource.amount)">
-                            <img :title="resource.name" class="resource-icon" :src="resource.icon"> {{ currentQuest[resource.name.toLowerCase()] }}
+                        <span v-for="resource in Object.keys(resources)" v-if="resources[resource].unlocked && currentQuest[resource] > 0" :style="'color: ' + getColorForQuestResource(currentQuest[resource], resources[resource].amount)">
+                            <img :title="resources[resource].name" class="resource-icon" :src="resources[resource].icon"> {{ currentQuest[resource] }}
                         </span>
                         <br/>
                         <br/>
diff --git a/js/app.js b/js/app.js
index 98a8fd8..08444df 100644
--- a/js/app.js
+++ b/js/app.js
@@ -65,8 +65,8 @@ let game = new Vue({
             }
         },
         storageNames: null,
-        buildings: [
-            {
+        buildings: {
+            bank: {
                 name: 'Bank',
                 resource: 'gold',
                 icon: 'medieval_largeCastle',
@@ -81,7 +81,7 @@ let game = new Vue({
                 pricePerLevel: [500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000],
                 intervalPerLevel: [15, 25, 30, 45, 60, 90, 90, 120, 120, 120],
             },
-            {
+            lumberjack: {
                 name: 'Lumberjack',
                 resource: 'wood',
                 icon: 'medieval_lumber',
@@ -96,7 +96,7 @@ let game = new Vue({
                 pricePerLevel: [500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000],
                 intervalPerLevel: [15, 25, 30, 45, 60, 90, 90, 120, 120, 120],
             },
-            {
+            carpenter: {
                 name: 'Carpenter',
                 resource: 'planks',
                 icon: 'medieval_lumber',
@@ -115,7 +115,7 @@ let game = new Vue({
                 pricePerLevel: [500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000],
                 intervalPerLevel: [15, 25, 30, 45, 60, 90, 90, 120, 120, 120],
             },
-            {
+            quarry: {
                 name: 'Quarry',
                 resource: 'stone',
                 icon: 'medieval_mine',
@@ -130,7 +130,7 @@ let game = new Vue({
                 pricePerLevel: [500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000],
                 intervalPerLevel: [15, 25, 30, 45, 60, 90, 90, 120, 120, 120],
             },
-            {
+            coalmine: {
                 name: 'Coal Mine',
                 resource: 'coal',
                 icon: 'medieval_mine',
@@ -145,7 +145,7 @@ let game = new Vue({
                 pricePerLevel: [500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000],
                 intervalPerLevel: [15, 25, 30, 45, 60, 90, 90, 120, 120, 120],
             },
-            // {
+            // blacksmith: {
             //     name: 'Blacksmith',
             //     resource: 'iron',
             //     icon: 'medieval_blacksmith',
@@ -165,7 +165,7 @@ let game = new Vue({
             //     pricePerLevel: [500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000],
             //     intervalPerLevel: [15, 25, 30, 45, 60, 90, 90, 120, 120, 120],
             // },
-            {
+            farm: {
                 name: 'Farm',
                 resource: 'corn',
                 icon: 'medieval_farm',
@@ -180,7 +180,7 @@ let game = new Vue({
                 pricePerLevel: [500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000],
                 intervalPerLevel: [15, 25, 30, 45, 60, 90, 90, 120, 120, 120],
             },
-        ],
+        },
         currentQuest: null,
         loadedIntervals: []
     },
@@ -232,20 +232,21 @@ let game = new Vue({
         },
 
         loadBuildingsFromStorage() {
+            let game = this;
             let savedBuildings = JSON.parse(localStorage.getItem(this.storageNames.buildings));
 
             if (savedBuildings) {
-                savedBuildings.forEach((building) => {
-                    if (building.isOwned) {
-                        building.loader = 0;
+                Object.keys(savedBuildings).forEach((building) => {
+                    if (savedBuildings[building].isOwned) {
+                        savedBuildings[building].loader = 0;
                     }
 
-                    if (building.hasMissingResources) {
-                        building.loader = 100;
+                    if (savedBuildings[building].hasMissingResources) {
+                        savedBuildings[building].loader = 100;
                     }
 
-                    if (building.level > building.maxLevel) {
-                        building.level = building.maxLevel;
+                    if (savedBuildings[building].level > savedBuildings[building].maxLevel) {
+                        savedBuildings[building].level = savedBuildings[building].maxLevel;
                     }
                 });
 
@@ -267,90 +268,60 @@ let game = new Vue({
         },
 
         // Resource-Management
+        // add resources
         add(amount = 0, resource = 'gold') {
-            switch (resource) {
-                case 'wood':
-                    this.sendResourceMessage(amount, 'wood');
-                    console.log(this.resources.wood.amount, amount);
-                    this.resources.wood.amount += amount;
-                    this.resources.wood.unlocked = true;
-                    break;
-                case 'planks':
-                    this.sendResourceMessage(amount, 'planks');
-                    this.resources.planks.amount += amount;
-                    this.resources.planks.unlocked = true;
-                    break;
-                case 'stone':
-                    this.sendResourceMessage(amount, 'stone');
-                    this.resources.stone.amount += amount;
-                    this.resources.stone.unlocked = true;
-                    break;
-                case 'bricks':
-                    this.sendResourceMessage(amount, 'bricks');
-                    this.resources.bricks.amount += amount;
-                    this.resources.bricks.unlocked = true;
-                    break;
-                case 'coal':
-                    this.sendResourceMessage(amount, 'coal');
-                    this.resources.coal.amount += amount;
-                    this.resources.coal.unlocked = true;
-                    break;
-                case 'iron':
-                    this.sendResourceMessage(amount, 'iron');
-                    this.resources.iron.amount += amount;
-                    this.resources.iron.unlocked = true;
-                    break;
-                case 'corn':
-                    this.sendResourceMessage(amount, 'corn');
-                    this.resources.corn.amount += amount;
-                    this.resources.corn.unlocked = true;
-                    break;
-                case 'gold':
-                    this.sendResourceMessage(amount, 'gold');
-                    this.resources.gold.amount += amount;
-                    this.resources.gold.unlocked = true;
-                    break;
-            }
+            let resourceName = this.resources[resource].name.toLowerCase();
+
+            this.resources[resourceName].amount += amount;
+            this.resources[resourceName].unlocked = true;
 
+            this.sendResourceMessage(amount, resourceName);
             this.$forceUpdate();
             this.saveResourcesToStorage();
         },
 
-        sub(amount = 0, resource = false) {
-            this.resources.gold.amount -= amount;
+        // decrease resource
+        sub(amount = 0, resource = 'gold') {
+            this.resources[resource].amount -= amount;
             return this.saveResourcesToStorage();
         },
 
         // Buying & upgrading buildings + checks + interval-generators
         reloadBuildings() {
-            let vue = this;
-
-            this.buildings.forEach((building) => {
-                if (building.isOwned && !building.hasMissingResources) {
-                    building.price = building.pricePerLevel[building.level -1];
-                    building.amount = building.amountPerLevel[building.level -1];
-                    building.interval = building.intervalPerLevel[building.level -1];
-                    vue.initiateIntervals(building);
+            let game = this;
+
+            Object.keys(this.buildings).forEach((building) => {
+                if (game.buildings[building].isOwned && !game.buildings[building].hasMissingResources) {
+                    game.buildings[building].price = game.buildings[building].pricePerLevel[game.buildings[building].level - 1];
+                    game.buildings[building].amount = game.buildings[building].amountPerLevel[game.buildings[building].level - 1];
+                    game.buildings[building].interval = game.buildings[building].intervalPerLevel[game.buildings[building].level - 1];
+                    game.initiateIntervals(game.buildings[building]);
                 }
             });
         },
 
         initiateIntervals(building) {
             building.intervalEarnID = setInterval(() => {
-                if (building.requires) {
+                if (building.hasRequirements) {
                     if (
                         game.buildingHasEnoughResourcesToStart(building)
                     ) {
-                        building.hasMissingResources = true;
-                        game.sendWarning(building.name + ' has stopped production of ' + building.resource + ' due to missing resources.')
-                        clearInterval(building.intervalLoadingID);
-                        game.saveBuildingsToStorage();
-                    } else {
                         building.hasMissingResources = false;
-                        game.sendWarning(building.name + ' has resumed production of ' + building.resource + '.')
+                        building.loader = 0;
+
+                        game.sendNotification(building.name + ' has resumed production of ' + building.resource + '.')
                         game.useRequiredResources(building);
                         game.add(building.amount, building.resource);
                         game.reloadSingleBuilding(building);
+                        game.saveBuildingsToStorage();
+                    } else {
+                        if (building.hasMissingResources === false) {
+                            building.hasMissingResources = true;
+
+                            game.sendWarning(building.name + ' has stopped production of ' + building.resource + ' due to missing resources.')
+                            clearInterval(building.intervalLoadingID);
+                            game.saveBuildingsToStorage();
+                        }
                     }
                 } else {
                     game.add(building.amount, building.resource);
@@ -434,15 +405,27 @@ let game = new Vue({
         },
 
         buildingHasEnoughResourcesToStart(building) {
+            let resourcesMissing = [];
+            let game = this;
+
             if (building.requires) {
-                return (
-                    building.requires.wood > this.resources.wood.amount ||
-                    building.requires.stone > this.resources.stone.amount ||
-                    building.requires.iron > this.resources.iron.amount ||
-                    building.requires.bricks > this.resources.bricks.amount ||
-                    building.requires.coal > this.resources.coal.amount ||
-                    building.requires.corn > this.resources.corn.amount
-                );
+                Object.keys(building.requires).forEach((resource) => {
+                    if (building.requires[resource] > this.resources[resource].amount) {
+                        resourcesMissing.push(resource);
+                    }
+                });
+
+                if (resourcesMissing.length) {
+                    resourcesMissing.forEach((resource) => {
+                        game.sendWarning(
+                            'Not enough ' + resource + ' to produce ' + building.resource + '!'
+                        );
+                    });
+
+                    return false;
+                } else {
+                    return true;
+                }
             } else {
                 return true;
             }
@@ -450,109 +433,83 @@ let game = new Vue({
 
         // Quests
         generateQuestWithRandomItems() {
-            // defines the rates of possible amounts of resources for quests
-            let possibleAmountsForQuest = [
-                0, 0, 0, 0, 5, 10, 15, 20, 25, 30, 35, 5, 10, 15, 20, 25, 30, 35, 50
-            ];
-
-            let randomWood = 0;
-            let randomStone = 0;
-            let randomIron = 0;
-            let randomBricks = 0;
-            let randomCorn = 0;
-            let randomCoal = 0;
-            let randomPlanks = 0;
-
+            let game = this;
+            let quest = [];
             let rewardSum = 0;
+            let resources = Object.keys(game.resources);
 
-            if (this.resources.wood.unlocked > 0) {
-                randomWood = this.getRandomElementForQuestResource(possibleAmountsForQuest);
-                rewardSum += (randomWood * this.resources.wood.worth);
-            }
-
-            if (this.resources.stone.unlocked > 0) {
-                randomStone = this.getRandomElementForQuestResource(possibleAmountsForQuest);
-                rewardSum += (randomStone * this.resources.stone.worth);
-            }
-
-            if (this.resources.iron.unlocked > 0) {
-                randomIron = this.getRandomElementForQuestResource(possibleAmountsForQuest);
-                rewardSum += (randomIron * this.resources.iron.worth);
-            }
+            resources.forEach((resource) => {
+                if (game.resources[resource].unlocked === true && resource !== 'gold') {
+                    let amount = game.getRandomAmountForQuestResource();
 
-            if (this.resources.bricks.unlocked > 0) {
-                randomBricks = this.getRandomElementForQuestResource(possibleAmountsForQuest);
-                rewardSum += (randomBricks * this.resources.bricks.worth);
-            }
-
-            if (this.resources.corn.unlocked > 0) {
-                randomCorn = this.getRandomElementForQuestResource(possibleAmountsForQuest);
-                rewardSum += (randomCorn * this.resources.corn.worth);
-            }
-
-            if (this.resources.coal.unlocked > 0) {
-                randomCoal = this.getRandomElementForQuestResource(possibleAmountsForQuest);
-                rewardSum += (randomCoal * this.resources.coal.worth);
-            }
-
-            if (this.resources.planks.unlocked > 0) {
-                randomPlanks = this.getRandomElementForQuestResource(possibleAmountsForQuest);
-                rewardSum += (randomPlanks * this.resources.planks.worth);
-            }
+                    if (amount) {
+                        quest[resource] = amount;
+                        rewardSum += (quest[resource] * game.resources[resource].worth);
+                    }
+                }
+            });
 
             if (rewardSum > 0) {
-                this.currentQuest = {
-                    wood: randomWood,
-                    planks: randomPlanks,
-                    stone: randomStone,
-                    coal: randomCoal,
-                    iron: randomIron,
-                    bricks: randomBricks,
-                    corn: randomCorn,
-                    reward: rewardSum
-                };
+                quest['reward'] = rewardSum;
+                game.currentQuest = quest;
+                game.$forceUpdate();
             } else {
-                this.currentQuest = null;
-                this.sendInfo('There are no quests available. Please try again.')
+                game.currentQuest = null;
+                game.sendInfo('There are no quests available. Please try again.')
             }
 
             localStorage.setItem(this.storageNames.currentQuest, JSON.stringify(this.currentQuest));
             return this.currentQuest;
         },
 
-        getRandomElementForQuestResource(possibleValues) {
-            return possibleValues[Math.floor(Math.random() * possibleValues.length)];
+        getRandomAmountForQuestResource() {
+            // defines the rates of possible amounts of resources for quests
+            let possibleAmountsForQuest = [
+                5, 10, 15, 20, 25, 30, 35, 50, 100, 150, 200, 250, 300, 350, 400, 450, 500, 550, 600
+            ];
+
+            return possibleAmountsForQuest[Math.floor(Math.random() * possibleAmountsForQuest.length)];
         },
 
         isQuestRedeemable() {
-            let enoughWood = this.resources.wood.amount >= this.currentQuest.wood;
-            let enoughStone = this.resources.stone.amount >= this.currentQuest.stone;
-            let enoughIron = this.resources.iron.amount >= this.currentQuest.iron;
-            let enoughBricks = this.resources.bricks.amount >= this.currentQuest.bricks;
-            let enoughCorn = this.resources.corn.amount >= this.currentQuest.corn;
-            let enoughCoal = this.resources.coal.amount >= this.currentQuest.coal;
-
-            if (enoughWood && enoughStone && enoughIron && enoughBricks && enoughCorn && enoughCoal) {
-                return true;
-            } else {
+            let game = this;
+            let resourcesMissing = [];
+            let atLeastOneResourceIsMissing = false;
+
+            Object.keys(game.currentQuest).forEach((resource) => {
+                if (resource !== 'reward' && game.resources[resource].amount < game.currentQuest[resource]) {
+                    resourcesMissing.push(resource);
+                    atLeastOneResourceIsMissing = true;
+                }
+            });
+
+            if (atLeastOneResourceIsMissing) {
+                resourcesMissing.forEach((resource) => {
+                    game.sendWarning(
+                        'Not enough ' + resource + ' to end quest.'
+                    );
+                });
+
                 return false;
+            } else {
+                return true;
             }
         },
 
         redeemReward() {
-            if (this.isQuestRedeemable()) {
-                this.resources.gold.amount += this.currentQuest.reward;
-                this.resources.wood.amount -= this.currentQuest.wood;
-                this.resources.stone.amount -= this.currentQuest.stone;
-                this.resources.iron.amount -= this.currentQuest.iron;
-                this.resources.bricks.amount -= this.currentQuest.bricks;
-                this.resources.corn.amount -= this.currentQuest.corn;
-                this.resources.coal.amount -= this.currentQuest.coal;
-
-                this.sendRewardMessage(this.currentQuest.reward);
-                this.generateQuestWithRandomItems();
+            let game = this;
+
+            if (game.isQuestRedeemable()) {
+                Object.keys(game.currentQuest).forEach((resource) => {
+                    if (resource !== 'reward') {
+                        game.resources[resource].amount -= game.currentQuest[resource];
+                    }
+                });
+
+                game.add(game.currentQuest['reward']);
+                game.sendRewardMessage(game.currentQuest['reward']);
+                game.generateQuestWithRandomItems();
             } else {
-                this.sendWarning('Not enough resources to redeem reward.');
                 return false;
             }
         },