You can use a PO Box, but I don't recommend it. There are exceptions, but some companies can view you as being transient, unstable, and not very established if you're using a PO Box.

For service professionals using P.O. box addresses, the situation is confusing, as (it appears) Google penalizes some, but not others.

If Apple won’t let you order an iPhone because your AT&T billing address points at a post-office box, here’s how to work around the problem.

You might, for example, use a post office box for business communications or file your taxes from your home, rather than business, address.

The USPTO is facing continued criticism over new rules that require trademark applicants to submit their domicile street address. In response, the registry reveals plans to re-introduce the ability ...

Court decisions allowing public bidders in N.J. to use PO boxes rather than home addresses alarm advocates For decades, local governments have required that anyone with at least a 10-percent stake ...