The checkout page should have the lowest friction possible. Coupon boxes make people hunt for them. Anytime a customer leaves your store there's a chance they may not come back. This applies to physical stores too.
> is it easier to tell people to type in www.mysite.com/coupon to their browser or is it easier to tell people to enter COUPON at checkout?
I hear URLs spelled out in radio ads all the time. If this were 1996 you might have a valid point, but not in 2013.
The checkout page should have the lowest friction possible. Coupon boxes make people hunt for them. Anytime a customer leaves your store there's a chance they may not come back. This applies to physical stores too.
> is it easier to tell people to type in www.mysite.com/coupon to their browser or is it easier to tell people to enter COUPON at checkout?
I hear URLs spelled out in radio ads all the time. If this were 1996 you might have a valid point, but not in 2013.