… purchasing opportunities is available at Contract Opportunities. chevron_right expand_more ​​​​​​​How do I bid or propose on Foothill Transit procurements? Foothill Transit’s fully automated vendor registration and bid management system allows … select the NAICS codes that best describe the goods and/or services you provide. chevron_right expand_more How do I add or change the NAICS codes that I have selected for my Vendor Profile? To make a change to the NAICS codes or any other part of your vendor profile, you must access the “Edit Profile” screen in the Vendor …