One SMS blast to 2,000 customers = €50-100. Weekly — that's €400/month. Per year — up to €5,000 just on SMS.
Push works over the internet — zero cost per message. Mass, personal, automated — all free. 95%+ delivery rate, plus analytics: how many delivered, how many opened.
Automations: birthday — greeting + bonus. Haven't visited in 30 days — motivational push. After a purchase — thank you with balance. All on autopilot.
One coffee shop cut costs from €300/month to zero by switching to push. Customer return rate went up by 12%.