Certificates and Permits Apply to be a vendor at Ralph Wilson Stadium Get my business certified as minority- or women-owned Obtain a certificate of registration for my hotel business Veterans peddler's permit For Businesses Business Center Office of Economic Development Vendors and Doing Business with Erie County Get added to the county vendor list Get my business certified as minority- or women-owned Get notified of new formal bid postings Purchasing contracts currently available Requests for Proposals & Construction Bids