There has often been slight differences between visa rules/stamps etc, I believe this is due to the fact that Kas is in Antalya province and Fethiye in Mugla province.I believe stuart is probably correct in his post.But I do see a possible problem for people who came through dalaman early May/june, who received the new 180 day stamp when and if, they try to renew with a visa run to Meis or wherever and the customs take an arbitary decision to refuse.Even though the final date is mid Oct