→ Ask for Karim and you don't get a waitlist. You get his real next opening beside his apprentice's slot tomorrow,.. same price, stated honestly, neither one styled as the lesser option.
→ Book once and you can claim that chair every second Tuesday for six months. You never message the shop again.
→ Cancel, and the slot offers itself to a ranked list and refills before anyone notices it opened.
→ His travel time to Palm Jumeirah and Emirates Hills now blocks his own calendar, so he can't double-book himself anymore.