1- can you do Whmcs installation?
2- can you do Whmcs customization in code?
3- can you do Whmcs third party modules installation?
4- ca you do html/css editing where needed
5- can you use all part of Whmcs admin panel?
6- can you set products and configurations in Whmcs product menus?
7- can you transfer Whmcs website from 1 server to another server?
8 - can you install ssl certificate?
9 - can you work on task in task management system?
10 - can you work/configure whmcs VPS management modules?
11- can you set custom whmcs modules with our own vps products?
12- can you create vps plans with cPanel in whmcs admin panel?
13- are you familiar with whmcs market places [login to view URL] and [login to view URL]
14- do you know about server virtualization?