diff --git a/app/Models/Company.php b/app/Models/Company.php
index 97f376d23170..8706ff03f8ca 100644
--- a/app/Models/Company.php
+++ b/app/Models/Company.php
@@ -85,6 +85,7 @@ class Company extends BaseModel
         'expense_inclusive_taxes',
         'session_timeout',
         'oauth_password_required',
+        'invoice_task_datelog',
     ];
 
     protected $hidden = [
diff --git a/database/migrations/2021_02_27_091713_add_invoice_task_datelog_property.php b/database/migrations/2021_02_27_091713_add_invoice_task_datelog_property.php
new file mode 100644
index 000000000000..3267ab777846
--- /dev/null
+++ b/database/migrations/2021_02_27_091713_add_invoice_task_datelog_property.php
@@ -0,0 +1,31 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AddInvoiceTaskDatelogProperty extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('companies', function(Blueprint $table){
+            $table->boolean('invoice_task_datelog')->default(0);
+        });
+
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        //
+    }
+}
diff --git a/tests/Unit/RangeDetectionTest.php b/tests/Unit/RangeDetectionTest.php
new file mode 100644
index 000000000000..18ff33c08a72
--- /dev/null
+++ b/tests/Unit/RangeDetectionTest.php
@@ -0,0 +1,55 @@
+<?php
+/**
+ * Invoice Ninja (https://invoiceninja.com).
+ *
+ * @link https://github.com/invoiceninja/invoiceninja source repository
+ *
+ * @copyright Copyright (c) 2021. Invoice Ninja LLC (https://invoiceninja.com)
+ *
+ * @license https://opensource.org/licenses/AAL
+ */
+namespace Tests\Unit;
+
+use Illuminate\Foundation\Testing\DatabaseTransactions;
+use Tests\TestCase;
+
+/**
+ * @test
+ */
+class RangeDetectionTest extends TestCase
+{
+
+    public function setUp() :void
+    {
+        parent::setUp();
+    }
+
+    public function test_range_detection()
+    {
+        $ranges = [];
+        $ranges[] = [100, 105];
+        $ranges[] = [106, 110];
+        $ranges[] = [110, 115];
+
+        $expanded_ranges = [];
+
+        foreach($ranges as $range)
+        {
+            $expanded_ranges[] = $this->makeRanges($range);
+        }
+
+        foreach($ranges as $range)
+        {
+            
+        }
+
+    }
+
+    private function makeRanges(array $ranges)
+    {
+
+        return range($range[0], $range[1]);
+
+    }
+
+}