When GD Products Center plugin is active, it will attempt to detect and initialize itself for pages types related to products. When such page is detected, plugin will make modifications to main WordPress Query object and prepare for rendering output related to products.
GD Products Center 1.2 adds support for company types (Brand and Seller added). If you used taxonomies to add Brand/Manufacturer to product types with previous plugin versions, it is important to switch to Brand company type, and this video will show you how to do it.
GD Press Tools 4.4 Pro brings a major update to the SQL Queries panel in the debugger. With this update, you can filter queries by different criteria (speed, used tables), find slow and slowest queries, sort by speed. That can help you find all DB related problems with your website.