You may have noticed some "headings" throughout your BidTable. These headings are also known as BidTable Baskets.
In order to change a BidTable Basket Name, first select Actions -> Edit from the BidTables section of the Project Details page:
This will take you into the BidTable. Select Edit Baskets from the Actions drop-down:
In the Edit Baskets window double click the basket name to edit it, then press Enter on your keyboard or click on another box to save the changes:
For more information on BidTables, click here.