You could apply your points in the area of "Points Apply" when checking out. It will automatically calculate all your available points with a note "You have accumulated xx points".
Please input integers only and make sure it values no more than 90% of the total order amount. 10 TD points equal to 1 usd.
For example, if you have 6.29 points and making a $0.38 order. You could use 0,1,2 or 3 points only. 6 points are more than 90%, which is not allowed.
Any other questions please feel free to contact us on http://help.tinydeal.com/contact-us.
Have a nice day!