Как сделать платное повышение прав в xenforo?

@felix 

XenForo is a PHP-based forum software, and to add paid upgrades or user groups, you will need to modify the code and add payment processing capabilities. Here's a general outline of what you need to do:

1. Decide on the upgrades or user groups you want to offer and their respective costs.
2. Modify the XenForo code to add the desired upgrades or user groups.
3. Integrate a payment processing system, such as PayPal or Stripe, into your XenForo installation to allow users to pay for upgrades.
4. Test the upgrades or user groups and the payment system to ensure everything works as expected.

It's important to note that modifying the code of a software application, especially one as complex as XenForo, can be a challenging and time-consuming task, and it's recommended to have some experience with PHP and web development. You may also want to consider hiring a developer to assist with this task if you're not comfortable with it.