Can I send Certified mail to PO Box?

Question

I'm having to write complaint letters to a timeshare company and the only address I can get for their corporate office is a PO box.

Can I send the letter certifed so someone signs that it has been received if its a PO Box?

Thanks!

Answer 1

No

Answer 2

Yes; the mail will be signature-required for whomever takes delivery of the mail.

Answer 3

yes you can certify any mail to anywhere

Answer 4

Yeah, it's quite complicated since a lawyer must be the one who certifies it