The provisions of this article, except Section 705.04, shall not apply to:
(a) Any person who visits any residence or business at the request or invitation of the owner or occupant, or his agent or employee.
(b) Newsboys soliciting subscriptions to any newspaper for home delivery within the City.
(c) Route deliverymen who makes deliveries at least once a week to regular customers and whose solicitation is only incidental to their regular deliveries.