Retail generator

I think MPGH retail generator works, i have two questions...
where can i buy VIP, in the order vip page there is only Call of Duty VIP and i want WarRock Retail generator.

2nd: the generator generate the retail who i want? Example, famas, m60, m249, etc.? Thanks

Erm..
Retail generator= 1 month gold (u kinda buy premium)

WHERE CAN I BUY WARROCK VIP

I have the retail generator but it says "Invalid VIP, please visit MPGH.net for more details."
Where can i buy warrock VIP?? Help, no flood please