gelen kutumda hiçbiþey yok ama  =  but, there is nothing in my mailbox ??   (CHECK PLEASE)

madem arkadaþýz bazý özel günlerde hatýlanmak isteriz. davet geldiði zaman  haber veririm sana

yep that was correct.

davet geldiði zaman  haber veririm sana = i will tell you (the news ?)when the invatation comes

(wait for correction)

first sentence is correct

as we are friends we want to be remembered on special days. I will tell you when the invitation comes.

Sagol Hadar and Hapuseneb