This week Tide is having a promotion giving away 35,000 $2/1 coupons each day.
I understand that this coupon will be mailed to you, and if it is not, you can always try to click on the help option of the print screen and sometimes it offers to mail it to you if you cannot print.
The schedule for these coupon giveaways are (all EST):
Here is the page. Remember that they may go fast earlier in the week and not so much later in the week, but then again so many couponers these days are going to extremes to get coupons!