To submit a responsive bid to the City of Philadelphia, the following fees are required: Annual Bid Security Fee; Bid processing fee. To acknowledge a bid you must be a registered vendor, and logged into PHLContracts.If you intend to submit a quote on behalf of your company, please log in. Think of bid credits like reward points on a credit card. Reward points are not themselves money, but they can be traded to reduce a credit card balance. We accept credit cards for payment for any winning online bidders at all sales. We require credit card information to bid. INSTRUCTIONS FOR BID SUBMISSION: Fill out "SECTION 4. -SCHEDULE OF PRICES," initialing or signing each page in the space(s) provided. Contractors agree to accept payment through the use of the Commonwealth Purchasing Card.