“Contractor” means a person who, with or without a license issued pursuant to chapter 624 of NRS, by himself or herself or through the person’s agents, employees or subcontractors:
1. Develops, constructs, alters, repairs, improves or landscapes a residence, appurtenance or any part thereof;
2. Develops a site for a residence, appurtenance or any part thereof; or
3. Sells a residence or appurtenance, any part of which the person, by himself or herself or through the person’s agents, employees or subcontractors, has developed, constructed, altered, repaired, improved or landscaped.