Olive Garden cuts 20% offlunch via this printable coupon. That's only the second percent-off discount we've ever seen from Olive Garden and tied with our July mention as one the best offers we've seen this year. (We saw $10 off two dinner entrées a week ago, since expired.) It's valid before 4 pm Monday through Thursday. Some exclusions apply, such as alcoholic beverages and Parties to Go. Click here to find an Olive Garden location near you. Deal ends November 15.