Product addons let you offer additional items for sale alongside a specific parent product but bill for them on a separate billing cycle. The Products/Services tab in the Client Profile lets you view and manage client services. You can easily offer automated WordPress® hosting for your clients, including offering fully-configured WordPress installations for sale. You can provision and manage WordPress® accounts on WP Squared servers using a new WP Squared server module. You can easily offer WP Toolkit on compatible servers (cPanel and Plesk). WP Toolkit is an all-in-one management solution for WordPress®. WP Squared, a WebPros product, hosts and manages WordPress®-specific accounts while offering a specially-tailored version of WHM that meets all of the needs of WordPress hosts. Troubleshoot and resolve Failed to load module “WpToolkitCli” errors. Create a product addon. Product addons let you offer additional items that the client can select when purchasing the parent product.