The standard method the County uses to acquire goods or services is the Invitation to Bid process. Important Bid Requirements.Use of pencil is prohibited. When filling out the bid proposal form, bidders are required to complete bid proposal in ink. 1. Use of pencil is prohibited. 2. • BidSync is designed to simplify and streamline bidding process. Included in the bid shall be the furnishing of all materials, labor, services, supervision, tools and equipment required or incidental to this project.