<human>: What are the most important things to do when you have a flooded basement?
<bot>: 
1. Turn off electricity and gas to the area.
2. Open all windows or doors in the affected area.
3. Remove furniture, carpets, and other items that could be floating around.
4. Use a wet/dry vacuum to remove water from the basement.
5. Seal any cracks or openings in walls or floors.
6. Call a professional flood restoration company to inspect the damage.