the SMS bill that nearly ate my margin (it was one emoji)
quick story because it cost me actual money and i havent seen it written down anywhere in plain english. my app sends a reminder text the day before each grooming appointment. i priced the plan at £29 a month with "unlimited reminders" because a groomer does maybe 8 dogs a day and SMS is a few pence. then my july invoice from the SMS provider came in at nearly 3x what i'd modelled and i genuinely thought i'd been…