diff --git a/README.md b/README.md
index eba681c..741bb04 100644
--- a/README.md
+++ b/README.md
@@ -34,4 +34,7 @@ coss-side-scripting disabled
 sail exec laravel.test php artisan migrate:refresh --seed
 
 ## ChatGPT
-see ChatGPT folder
\ No newline at end of file
+see ChatGPT folder
+
+#### Challenges
+Convention, due to given database. Could be easier
\ No newline at end of file
diff --git a/device-app/app/Models/Device.php b/device-app/app/Models/Device.php
index cce77db..0310aac 100644
--- a/device-app/app/Models/Device.php
+++ b/device-app/app/Models/Device.php
@@ -7,11 +7,19 @@
 use App\Models\PurchasingInformation;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\Relations\HasOne;
 
 class Device extends Model
 {
     use HasFactory;
 
+    /**
+     * The table associated with the model.
+     * @var string
+     */
+    protected $table = 'devices';
+
     /**
      * The primary key associated with the devices table.
      * @var string
@@ -25,18 +33,20 @@ class Device extends Model
      */
     protected $fillable = ['device_id', 'title', 'device_type', 'description', 'accessories', 'rz_username_buyer', 'serial_number', 'image_url'];
 
+    //The data type of the auto-incrementing ID.
+    protected $keyType = 'string';
     //Timestamps are disabled.
     public $timestamps = false;
 
-    public function owners() {
-        return $this->hasMany(OwnerTransaction::class, 'device_id');
+    public function owners(): HasMany {
+        return $this->hasMany(OwnerTransaction::class, 'device_id', 'device_id');
     }
 
-    public function locations() {
-        return $this->hasMany(LocationTransaction::class, 'device_id');
+    public function locations(): HasMany {
+        return $this->hasMany(LocationTransaction::class, 'device_id', 'device_id');
     }
 
-    public function purchasing() {
-        return $this->belongsTo(PurchasingInformation::class, 'device_id');
+    public function purchasing(): HasOne {
+        return $this->hasOne(PurchasingInformation::class, 'device_id', 'device_id');
     }
 }
\ No newline at end of file
diff --git a/device-app/app/Models/LocationTransaction.php b/device-app/app/Models/LocationTransaction.php
index 2ca3e90..1d761c7 100644
--- a/device-app/app/Models/LocationTransaction.php
+++ b/device-app/app/Models/LocationTransaction.php
@@ -5,11 +5,18 @@
 use App\Models\Device;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
 
 class LocationTransaction extends Model
 {
     use HasFactory;
 
+    /**
+     * The table associated with the model.
+     * @var string
+     */
+    protected $table = 'location_transactions';
+
     /**
      * The primary key associated with the devices table.
      * @var string
@@ -23,7 +30,10 @@ class LocationTransaction extends Model
      */
     protected $fillable = ['location_transaction_id', 'room_code', 'timestamp_located_since', 'device_id'];
 
-    public function device() {
-        return $this->belongsTo(Device::class, 'device_id');
+    public function device(): BelongsTo {
+        return $this->belongsTo(Device::class, 'device_id', 'device_id');
     }
+
+    //Timestamps are disabled.
+    public $timestamps = false;
 }
\ No newline at end of file
diff --git a/device-app/app/Models/OwnerTransaction.php b/device-app/app/Models/OwnerTransaction.php
index faa5aeb..0e53583 100644
--- a/device-app/app/Models/OwnerTransaction.php
+++ b/device-app/app/Models/OwnerTransaction.php
@@ -5,11 +5,18 @@
 use App\Models\Device;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
 
 class OwnerTransaction extends Model
 {
     use HasFactory;
 
+    /**
+     * The table associated with the model.
+     * @var string
+     */
+    protected $table = 'owner_transactions';
+
     /**
      * The primary key associated with the devices table.
      * @var string
@@ -23,8 +30,10 @@ class OwnerTransaction extends Model
      */
     protected $fillable = ['owner_transaction_id', 'rz_username', 'timestamp_owner_since', 'device_id'];
 
-    public function device() {
-        return $this->belongsTo(Device::class, 'device_id');
+    public function device(): BelongsTo {
+        return $this->belongsTo(Device::class, 'device_id', 'device_id');
     }
 
+    //Timestamps are disabled.
+    public $timestamps = false;
 }
diff --git a/device-app/app/Models/PurchasingInformation.php b/device-app/app/Models/PurchasingInformation.php
index ba71300..ea96b39 100644
--- a/device-app/app/Models/PurchasingInformation.php
+++ b/device-app/app/Models/PurchasingInformation.php
@@ -4,11 +4,18 @@
 
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
 
 class PurchasingInformation extends Model
 {
     use HasFactory;
 
+    /**
+     * The table associated with the model.
+     * @var string
+     */
+    protected $table = 'purchasing_information';
+
     /**
      * The primary key associated with the devices table.
      * @var string
@@ -22,7 +29,10 @@ class PurchasingInformation extends Model
      */
     protected $fillable = ['purchasing_information_id', 'price', 'timestamp_warranty_end', 'timestamp_purchase', 'cost_centre', 'seller', 'device_id'];
 
-    public function device() {
-        return $this->belongsTo(Device::class, 'device_id');
+    public function device(): BelongsTo {
+        return $this->belongsTo(Device::class, 'device_id', 'device_id');
     }
+
+    //Timestamps are disabled.
+    public $timestamps = false;
 }
diff --git a/device-app/app/Models/User.php b/device-app/app/Models/User.php
index d191d05..e388ac9 100644
--- a/device-app/app/Models/User.php
+++ b/device-app/app/Models/User.php
@@ -12,6 +12,12 @@ class User extends Authenticatable
 {
     use HasApiTokens, HasFactory, Notifiable;
 
+    /**
+     * The table associated with the model.
+     * @var string
+     */
+    protected $table = 'users';
+
     /**
      * The primary key associated with the users table.
      * @var string
@@ -31,6 +37,8 @@ class User extends Authenticatable
         'hashed_password'
     ];
 
+    //ID is not auto-incrementing.
+    public $incrementing = false;
     //Timestamps are disabled.
     public $timestamps = false;
 
diff --git a/device-app/app/View/Components/LocationTransaction.php b/device-app/app/View/Components/LocationTransaction.php
new file mode 100644
index 0000000..9b4fdfc
--- /dev/null
+++ b/device-app/app/View/Components/LocationTransaction.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace App\View\Components;
+
+use App\Models\LocationTransaction as ModelsLocationTransaction;
+use Closure;
+use Illuminate\View\Component;
+use Illuminate\Contracts\View\View;
+
+class LocationTransaction extends Component
+{
+    /**
+     * Create a new component instance.
+     */
+    public function __construct(
+        public ModelsLocationTransaction $location
+    )
+    {
+        //
+    }
+
+    /**
+     * Get the view / contents that represent the component.
+     */
+    public function render(): View|Closure|string
+    {
+        return view('components.location-transaction');
+    }
+}
diff --git a/device-app/app/View/Components/OwnerTransaction.php b/device-app/app/View/Components/OwnerTransaction.php
new file mode 100644
index 0000000..4be9e4d
--- /dev/null
+++ b/device-app/app/View/Components/OwnerTransaction.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace App\View\Components;
+
+use App\Models\OwnerTransaction as ModelsOwnerTransaction;
+use Closure;
+use Illuminate\Contracts\View\View;
+use Illuminate\View\Component;
+
+class OwnerTransaction extends Component
+{
+    /**
+     * Create a new component instance.
+     */
+    public function __construct(
+        public ModelsOwnerTransaction $owner
+    )
+    {
+        //
+    }
+
+    /**
+     * Get the view / contents that represent the component.
+     */
+    public function render(): View|Closure|string
+    {
+        return view('components.owner-transaction');
+    }
+}
diff --git a/device-app/app/View/Components/PurchasingInformation.php b/device-app/app/View/Components/PurchasingInformation.php
new file mode 100644
index 0000000..8960473
--- /dev/null
+++ b/device-app/app/View/Components/PurchasingInformation.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace App\View\Components;
+
+use App\Models\Device;
+use Closure;
+use Illuminate\Contracts\View\View;
+use Illuminate\View\Component;
+
+class PurchasingInformation extends Component
+{
+    /**
+     * Create a new component instance.
+     */
+    public function __construct(
+        public Device $device
+    )
+    {}
+
+    /**
+     * Get the view / contents that represent the component.
+     */
+    public function render(): View|Closure|string
+    {
+        return view('components.purchasing-information');
+    }
+}
diff --git a/device-app/database/seeders/DatabaseSeeder.php b/device-app/database/seeders/DatabaseSeeder.php
index db15d0b..e5c5b37 100644
--- a/device-app/database/seeders/DatabaseSeeder.php
+++ b/device-app/database/seeders/DatabaseSeeder.php
@@ -7,6 +7,9 @@
 use App\Models\Device;
 use App\Models\User;
 use Illuminate\Database\Seeder;
+use App\Models\OwnerTransaction;
+use App\Models\LocationTransaction;
+use App\Models\PurchasingInformation;
 
 class DatabaseSeeder extends Seeder
 {
@@ -22,7 +25,9 @@ public function run(): void
         //     'email' => 'test@example.com',
         // ]);
 
-        Device::factory(2)->create();
+        Device::factory(1)->create([
+            'device_id' => '1'
+        ]);
 
         User::create([
 
@@ -40,5 +45,29 @@ public function run(): void
             'has_admin_privileges' => false,
             'hashed_password' => bcrypt('test123')
         ]);
+
+        PurchasingInformation::create([
+            'purchasing_information_id' => '1',
+            'price' => '1',
+            'timestamp_warranty_end' => '1',
+            'timestamp_purchase' => '1',
+            'cost_centre' => '1',
+            'seller' => '1',
+            'device_id' => '1',
+        ]);
+
+        LocationTransaction::create([
+            'location_transaction_id' => '1',
+            'room_code' => '1',
+            'timestamp_located_since' => '1',
+            'device_id' => '1',
+        ]);
+
+        OwnerTransaction::create([
+            'owner_transaction_id' => '1',
+            'rz_username' => '1',
+            'timestamp_owner_since' => '1',
+            'device_id' => '1',
+        ]);
     }
 }
diff --git a/device-app/resources/views/components/device-card.blade.php b/device-app/resources/views/components/device-card.blade.php
index eda7980..a195258 100644
--- a/device-app/resources/views/components/device-card.blade.php
+++ b/device-app/resources/views/components/device-card.blade.php
@@ -11,4 +11,15 @@
         <li>{{ $device['serial_number'] }}</li>
         <li>{{ $device['image_url'] }}</li>
     </ul>
-</div>
\ No newline at end of file
+    <x-purchasing-information :device="$device" />
+    @php
+        $locationTransactions = $device->locations;
+        $ownerTransactins = $device->owners;
+    @endphp
+    @foreach ($locationTransactions as $location)
+        <x-location-transaction :location="$location" />
+    @endforeach
+    @foreach ($ownerTransactins as $owner)
+        <x-owner-transaction :owner="$owner" />
+    @endforeach
+</div>
diff --git a/device-app/resources/views/components/device-location-card.blade.php b/device-app/resources/views/components/device-location-card.blade.php
deleted file mode 100644
index a32b7f4..0000000
--- a/device-app/resources/views/components/device-location-card.blade.php
+++ /dev/null
@@ -1,5 +0,0 @@
-@props(['locationTransaction'])
-<div>
-    <p>Owner: {{ $locationTransaction->room_code }}</p>
-    <p>since: {{ $locationTransaction->timestamp_located_since }}</p>
-</div>
diff --git a/device-app/resources/views/components/device-owner-card.blade.php b/device-app/resources/views/components/device-owner-card.blade.php
deleted file mode 100644
index 5f3e968..0000000
--- a/device-app/resources/views/components/device-owner-card.blade.php
+++ /dev/null
@@ -1,5 +0,0 @@
-@props(['ownerTransaction'])
-<div>
-    <p>Owner: {{ $ownerTransaction->rz_username }}</p>
-    <p>since: {{ $ownerTransaction->timestamp_owner_since }}</p>
-</div>
\ No newline at end of file
diff --git a/device-app/resources/views/components/device-purchasing-card.blade.php b/device-app/resources/views/components/device-purchasing-card.blade.php
deleted file mode 100644
index 5e1679f..0000000
--- a/device-app/resources/views/components/device-purchasing-card.blade.php
+++ /dev/null
@@ -1,8 +0,0 @@
-@props(['purchasingInformation'])
-<div>
-    <p>price: {{ $purchasingInformation->price }}</p>
-    <p>timestamp_warranty_end: {{ $purchasingInformation->timestamp_warranty_end }}</p>
-    <p>timestamp_purchase: {{ $purchasingInformation->timestamp_purchase }}</p>
-    <p>cost_centre: {{ $purchasingInformation->cost_centre }}</p>
-    <p>seller: {{ $purchasingInformation->seller }}</p>
-</div>
\ No newline at end of file
diff --git a/device-app/resources/views/components/location-transaction.blade.php b/device-app/resources/views/components/location-transaction.blade.php
new file mode 100644
index 0000000..b63a211
--- /dev/null
+++ b/device-app/resources/views/components/location-transaction.blade.php
@@ -0,0 +1,7 @@
+<div>
+    <h3>Location Transactions</h3>
+    <ul>
+        <li>room_code: {{ $location->room_code }}</li>
+        <li>timestamp_located_since: {{ $location->timestamp_located_since }}</li>
+    </ul>
+</div>
\ No newline at end of file
diff --git a/device-app/resources/views/components/owner-transaction.blade.php b/device-app/resources/views/components/owner-transaction.blade.php
new file mode 100644
index 0000000..b2088bc
--- /dev/null
+++ b/device-app/resources/views/components/owner-transaction.blade.php
@@ -0,0 +1,7 @@
+<div>
+    <h3>Owner Transactions</h3>
+    <ul>
+        <li>rz_username: {{ $owner->rz_username }}</li>
+        <li>timestamp_owner_since: {{ $owner->timestamp_owner_since }}</li>
+    </ul>
+</div>
\ No newline at end of file
diff --git a/device-app/resources/views/components/purchasing-information.blade.php b/device-app/resources/views/components/purchasing-information.blade.php
new file mode 100644
index 0000000..ac4d14c
--- /dev/null
+++ b/device-app/resources/views/components/purchasing-information.blade.php
@@ -0,0 +1,13 @@
+<div>
+    @php
+        $purchasing = $device->purchasing;
+    @endphp
+    <h3>Purchasing Information</h3>
+    <ul>
+        <li>price: {{ $purchasing->price }}</li>
+        <li>timestamp_warranty_end: {{ $purchasing->timestamp_warranty_end }}</li>
+        <li>timestamp_purchase: {{ $purchasing->timestamp_purchase }}</li>
+        <li>cost_centre: {{ $purchasing->cost_centre }}</li>
+        <li>seller: {{ $purchasing->seller }}</li>
+    </ul>
+</div>
\ No newline at end of file