VirtualBox: How to simply mount shared folders

I work with VirtualBox a lot. Unfortunately, if you want to automatically mount shared folders after boot, it is not so easy. Why? During boot is not network ready so it is necessary¬†to mount a drive after network boot-up. Here is a small trick what to add to fstab¬†to make it work…

/etc/fstab

shared_folder  /mount_point    vboxsf  uid=your_uid,noauto,x-systemd.automount