Is any message about vacation cruise sent to ones email box true?

@thefuture (1750)
Nigeria
July 1, 2007 2:13pm CST
Hi! I have seen some messages sent to my email address for quite a number of time now, but when I try to respond, I see zip code not valid. My question is, is it meant for US alone? Have you ever experience it too? it is true that they sponsor ones vacation? Please do share. Thanks
No responses