Suppliers and business partners must adhere to the Postal Service privacy policies if they have access to customer, employee, or other individuals’ information; help to build or operate a Postal Service Web site; or conduct a marketing e-mail campaign. The contracts and agreements, whether or not covered by Postal Service purchasing regulations, must include an appropriate privacy clause(s). Reference purchasing regulations at 39 CFR Section 601. To reference purchasing guidelines and privacy protection clause 1-1 go to http://about.usps.com/manuals/pm/welcome.htm.