A universal support clip for coupling a mobile electronic device to a shopping cart comprises a bar clamping member, which comprises a first end; a second end having a base portion constructed and arranged to accommodate a plurality of different device mount interfaces; and a body portion between the first and second ends, the body portion including a curved interior wall for receiving a portion of a handlebar of the shopping cart from the first end in an open state and for securing to the portion of the handlebar when the first end is in a closed state.