Sign up for Qdoba e-club and get a free order of chips and salsa.
Qdoba Mexican Grill :: Email Club
Also, next time you go to Qdoba, pick up a Qdoba card by the register. When you register your card at I Love Qdoba! Login, you'll get a free order of chips and salsa. You'll also be on your way to earning free entrees:
"In most markets, a full-priced entrée (usually $5 or more) is worth 100 points. So after purchasing 10 entrées worth 100 points each, your 11th entrée will be free. In some markets, a full-price entrée (usually $5 or more) is worth 84 points, so after purchasing 12 entrées worth 84 points each, your 13th entrée will be free."