laravel fast expert needed to solve some small issues

laravel fast expert needed to solve some small issues 1. when i share my site on fb , it doesnt show link preview on facebook ? 2. my site shows notifications but notifications are not linked with the related activity and i feel sometimes it notify late. 3. user email verification option is there but i am not able to set it up. 4. i did setup for social logins i mean for facebook and twitter but not able to do for gmail and linked in login. 5. there is recaptcha function in admin panel but i tried to make it functional , i couldn't make it.. i expert these fixes within a hour or 2 at max.