Sending a farewell letter is a good way to update people with new contact information so you can keep in touch in the future. (thebalance.com)
In order to be fully effective, however, the technology must be accompanied by registration that you keep updated in case you move or change your phone number; also, if a microchipped animal changes households, providing new contact information should be a priority. (ontariovethospital.com)
New contact information when calling customer service about an annuity contract or GenBuilder policy (lbl.com)