Untreated heart attacks may slow blood flow enough that blood may start to clot and prevent the flow of blood to the brain or other major organs. Extremely low blood pressure can also result from drug overdose and reactions to drugs. Therefore, brain ischemia can result from events other than heart attacks.
What Is Return Receipt? The USPSÂ® offers a service called Return Receipt that gives you peace of mind by providing evidence of delivery in the form of a postcard signed by the recipient or an e-mail with an electronic copy of the recipientâs signature. Return Receipt is available for Priority Mail ExpressÂ®, Priority MailÂ®, First Class MailÂ®, Retail GroundÂ® and Media Mail.
Certified Mail Receipt. If you mail a letter USPS Certified Mail the Post Office provides the mailer with (2) mail receipts. The first certified mail receipt is many times described as âproof-of-acceptanceâ this is a receipt from the Post Office that they accepted your letter on a specific date and time to prove your letter was mailed. The second is referred to as âproof of deliveryâ.