1.User must select a course by going to browse courses
3.If user is not logged in, he will be prompted to login.
4.After Login User must select the purchase type either three days licence (which is free) or life time licence for one machine.
5.After selecting life time licence user will be asked to select currency type either INR or USD, then user should click 'Purchase' button.
6.Now user will be displayed with his selected course details along with amount to be paid and discounts.
7.Finally he will be asked to confirm the purchase in the same page.
8.After confirming the order, if amount to be paid is not zero, then he will be taken to the payment gateway.