"Mass mailing" means over two hundred substantially similar pieces of mail, but does not include a form letter or other mail which is sent in response to an unsolicited request, letter or other inquiry.
Ca. Gov. Code § 82041.5
"Mass mailing" means over two hundred substantially similar pieces of mail, but does not include a form letter or other mail which is sent in response to an unsolicited request, letter or other inquiry.
Ca. Gov. Code § 82041.5