Here are a few special offers from dive centres in Turkey:

Med Diving in Fethiye have some dive and accommodation packages. They offer an extra 15% off for online bookings. More info here: Med Diving special Offers

Dolphin Dive in Alanya offer 10% off for online reservations. More info at Dolphin Dive

Siren Diving in Kas offer a free fun dive if you complete a PADI or CMAS course with them. More details at Siren Dive