Common classes for Laravel

namespace App\Http\Controllers\B2b;

use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Config;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Hash;
use Illuminate\Foundation\Auth\AuthenticatesUsers;
use Illuminate\Support\Facades\Cookie;
use Illuminate\Support\Facades\Artisan;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Facades\File;
use Illuminate\Support\Facades\Mail;
use Illuminate\Http\Request;

use App\Http\Controllers\Controller;

use Carbon\Carbon;

use App\Models\B2b\OrderM;
use App\Models\B2b\OrderProductM;

use App\Http\Requests\SignupSave;
use App\Traits\AjaxResponse;

//use App\Mail\B2bRegMail;
//use App\Mail\B2bForgetMail;