Specifications include, but are not limited to: All mail which requires processing must be securely transported by the bidder, at the bidder's expense, from any State Agency located in the Des Moines Metropolitan area, to the bidder's place of business. After processing, the mail must be transported to the Main Post Office (or other post offices required by the U.S. Postal System) at the bidder's expense. All mail must be transported in closed, securely locked vehicle(s) by a bonded employee. All mail must be postmarked and received at the U.S. Post Office the same day it’s given to the bidder (early enough to maintain same day postmark), unless other arrangements have been mutually agreed upon by the State Agency and the bidder. All services provided in a resulting contract are expected to take place within the Des Moines greater metro area. All equipment shall be furnished by the bidder. Work will be performed as required to meet deadlines specified at the time services are requested. Bidders are required to handle/process/presort all mail in accordance with the current U.S. Postal Services rules and regulations. Bidder is required to advance to the U.S. Postal Service, the prevailing difference per price of non-qualifying (residual) mail. This will be done by means of a postage meter tape, from the bidder's meter, and will be attached to the back of the "Statement of Mailing”.