What's the most effective way to drive shopper loyalty?

Loyalty card
26% (388 votes)
Social media (e.g., Facebook, Twitter, Foursquare, etc.)
3% (43 votes)
Circular advertising
5% (72 votes)
Digital advertising
2% (30 votes)
Stick to the basics: Run clean, convenient, well-stocked stores
61% (921 votes)
Other (send your comments to reder@lf.com)
3% (51 votes)
Total votes: 1505