can anyone guide me,, when company has not issued me appointment letter and they only send me mail for offer letter and i worked with company two and half month they credited my salary into my bank for two months and after i resigned, now they dont want to pay me for 7 days i worked by saying i have to notice them for one month, but i am thinking.....i have not signed any letter where this thing of notice period was mentioned like appointment letter then they shud pay me....i have all conversation in my personal mail which they correspond me from professional mail and i also had my own professional mail id too.........please sugeest me.