Even the simplest home improvement projects can be messy. Be sure to protect your floors while you work. There's a wide variety of protective products on the market today for vinyl or tile floors, and especially for hardwood floors. Or try this shedproof and waterproof alternative. For quick trips, don't forget shoe covers.
For more on remodeling, consider:
Sorting Waste After Remodeling
Where to Live When You Renovate
Construction Site Living: Surviving Days (and Days) of DIY