Vendor's wishing to submit bids electronically should click on the "Vendor Registration" link to register for electronic bid submission. COLLIN COUNTY APPRECIATES your time and effort in preparing a bid.Bystep guide to understanding the bidding process, along with tips on submitting a successful bid. Offerors will show the ability to. Design and provide Construction Administration to build (1) a four story County Courthouse Courtroom. Methods include, but are not limited to, Request for Quotes, Competitive Sealed Proposals (CSP),. 🛠️ Ready to transform your proposal process and outbid the competition?