أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
I fully agree with MR Vinod Jetley
When the company is confident that it will work, it shall have no effect on profits. Moreover, usually only 14 day free trials are permitted. The customer pays up-front, and can only ask for refund during the free trial period.