No, autobuys such as sel****,rocke.tr,sho.ppy or any other are not allowed on mpgh. Google forms are not allowed either. Outside links are also not allowed(With some exceptions) but linking your autobuy,site or shop of any kind is not allowed.
I recommend you to read our section rules: https://www.mpgh.net/forum/showthread.php?t=1447420
@Mlksahil99