Laminate flooring is known for its ability to stand up to the toughest household conditions.  However, to keep your laminate looking its best, here are some general guidelines:

Preventive Maintenance - Protect your laminate flooring from scratches and wear
Vacuuming/Mopping - Frequent vacuuming and/or dust mopping is a must
Spot and Spill Removal - Easy to do when you know the right steps
Overall Cleaning - To keep your floors looking great