whmcs addon module for vpn panel

Requirements: [login to view URL] as reseller to create users with there account so that it will deduct credits from there account on panel 2. 24hour trial option where module will auto create a user and send a template email with login details to customer. The instant generate trial option will produce 24 hour trials on panel to link up. 3. Create user option so a user can buy a 1 month subscription or 3 months subscription, 6 month subscription or 12 mo th subscription it will auto create user and add a 1 month subscription then send to customer. 4. Extend user so if someone renews from a current subscription or wants to buy 12 months on top it will extend that users subscription. 5. Freeze subscription so if they dont pay then it freezes there account and when they do pay it unfreeze account