First names could be an opening for a discussion about the Saints. You can say volumes to people through their children. Don't talk too loudly as you are leaving, or laugh. To prevent confusion regarding street addresses, be mindful of mailboxes and front doors. Talk to whomever answers the door.
Legion aims for quality over quantity of visits.
Sorry we missed you. God bless you. Present a Miraculous Medal as a gift to all we meet, and explain the MM in relation to Christ. We honor her, we do not worship her. Since Christ is our Brother, this family needs a Mother.