We need to perform following tasks for the items in the cart
2) We need to setup the free-trial plugin to give 30 days trials and then charge paypal. You can use any free available plugin.
3) Our header template should be updated and the billing frame should be removed (this is a simple task if you know WHMCS).
You should have good WHMCS skills; All communications will be in English; You should have reliable internet access.