<human>:  How do I keep my roof in good condition?
<bot>: The best way to keep your roof in good condition is to have it regularly inspected and maintained by a qualified roofing contractor. You should also have it cleaned at least once a year to remove any dirt, debris, and mold that may have accumulated. Additionally, you should check for any missing or damaged shingles, and repair or replace them as needed. Finally, it is important to check your gutters and downspouts for leaves and other debris, and make sure to clear them away regularly.