Getting SMS reminders to actually send comes down to three checks: the appointment exists, your lead has consented, and the reminder channel is ready. As research shows, a successfully created appointment alone doesn't prove an SMS reminder will arrive (a detailed comparison of reminder tools makes this clear). If an AI receptionist books calls on a lead's behalf, OTP-style verification can quietly block your reminders — so capture consent during the call itself, and pick a setup that covers reschedule and no-show triggers, not just the initial booking. With consent rules tightening industry-wide (double opt-in arrives for some tools by April 2026), building good consent habits now saves rework later. If you'd rather hand the whole path — instant response, booking, and follow-up — to one partner, Worqd's AI systems answer, qualify, and book the moment interest arrives. Book a Growth Call and we'll find where your leads are slipping through.