There is nothing new in gatvol2006's diatribe.
l agree with the others. We are all merceneries. If another airline offers you more than what is offered here and it is attractive to you and you leave, then you too are a mercenery.
halas
PS If you don't tell the company that you are leaving on days off, then try not to get tangled up in any medical/civil/political issue whilst away. If that is the case then just-do-it!