Remove any damaged or wilted outer leaves
Do not wash until ready to use
Pat dry if the lettuce is already wet
Wrap the lettuce loosely in paper towels
Place it in a perforated plastic bag or a container with airflow
Store it in the refrigerator crisper drawer
Keep it away from ethylene-producing fruits like apples and bananas
Check regularly and remove any spoiled leaves
Use within a few days for best freshness