The PayPal plugin for glFusion has been updated to version 0.4.0. This version brings several changes, most notably the ability to automatically create encrypted PayPal buttons and the ability for other plugins to provide products or services for sale.
This release is available in the download area at the glFusion web site. Be sure to back up your database before installing or updating this plugin- there have been a lot of changes to the schema.
Documentation can be found in the wiki.