The Gresham Oregon Certification of Mail Service is a program provided by the United States Postal Service (USPS) that allows individuals and businesses in Gresham, Oregon to certify their mail service. This certification ensures that the mail being sent or received meets all USPS standards and requirements. Keywords: Gresham Oregon, certification, mail service, United States Postal Service, USPS, standards, requirements. There are different types of Gresham Oregon Certification of Mail Service that individuals and businesses can obtain: 1. Certified Mail Service: This type of certification provides proof of mailing and delivery of important documents or packages. It includes a unique tracking number and requires the recipient's signature upon delivery. 2. Priority Mail Certification: Priority Mail is a fast and reliable service for sending packages and documents. By obtaining this certification, senders can ensure that their mail is given priority handling and will be delivered more quickly. 3. Bulk Mail Certification: This certification allows businesses to send large quantities of mail at a reduced postage rate. It requires presorting the mail according to USPS guidelines to qualify for the discounted rates. 4. International Mail Certification: For individuals or businesses that frequently send mail internationally, this certification helps ensure that the mail meets all requirements for international shipping. It includes proper customs forms and correct addressing standards. 5. Mail Forwarding Certification: This certification is useful for individuals who have moved or are temporarily away from their mailing address in Gresham. It allows them to have their mail forwarded to a different address for a specified period of time. 6. Return Receipt Certification: This type of certification provides proof that the mail item has been received by the intended recipient. It includes a postcard or electronic confirmation that is sent back to the sender as proof of delivery. By obtaining the Gresham Oregon Certification of Mail Service, individuals and businesses can have peace of mind knowing that their mail is being handled accurately, securely, and in accordance with USPS standards. This helps to ensure reliable delivery and protects sensitive information during the mailing process.