To use your Target Circle membership in-store at checkout, simply enter in your mobile phone number associated with your Target account on the keypad at checkout or on the self-check out screen.

At a handful of stores, Target has restricted self-checkout to customers buying 10 items or fewer. Customers buying more than that are required to use full-service lanes with cashiers.

At a handful of stores, Target has restricted self-checkout to customers buying 10 items or fewer. Customers buying more than that are required to use full-service lanes with cashiers.

Target is the latest to join other major retailers in cutting back on self-checkout machines.

To minimize losses, several stores are beginning to eliminate self-checkout. Target isn't blaming its shrink issues on self-checkout, and they don't plan to end it altogether across the board.

The top reasons to sign up for a Target Circle membership, from earning rewards to exclusive discounts and personalized offers.