public function removeFile($filename, Flash $flash)
 {
     $file = "{$filename}.pdf";
     if (\Storage::exists($file)) {
         \Storage::delete($file);
         $flash->success('File has been deleted.');
     }
     return redirect()->back();
 }
 public function subscribe(SubscribeRequest $request, Flash $flash)
 {
     $this->dispatchFrom(SubscribeNewsLetterJob::class, $request);
     $flash->success('Thank you!');
     return redirect()->route('home');
 }