Send the letter registered return receipt requested mail and keep your proof of receipt.

注册送信件和邮件不断要求归还收据证明你收据。

youdao

Send off your correspondence by certified mail, return receipt requested so you can document when the credit reporting agency received your letter.

欢送你的认证邮件函授、所以你可以请回文件时收到的信用报告机构收到你的来信。

youdao

If you don't get a response within about 10 days, call the representative to let them know you're waiting for a response, and send another letter by certified mail with return receipt requested.

如果你在10天内没有得到答复，给代表打电话告诉他们你在等答复，寄另外一封有需求收据的保证邮件。

youdao

In the present case, Allen County sent both of the tax sale notices at issue by certified mail, return receipt requested, to the address listed in the mortgage document and to another local address.

FORBES: Wells Fargo Ignores Mail Loses Security Interests