Downloadable computer application software and programs and GPS tracking devices for automating, controlling and monitoring a crew of workers, for monitoring a fleet of outdoor power equipment, for communicating with customers and for monitoring, invoicing and scheduling projects related to landscaping, lawn care, tree care and construction projects; downloadable computer software for monitoring equipment runtimes related to landscaping, lawn care, tree care and construction projects; downloadable computer software for tracking, monitoring and recording the activities of landscape or construction employees related to landscaping, lawn care, tree care and construction projects; downloadable computer software for facilitating collaborative work by multiple parties related to landscaping, lawn care, tree care and construction projects; downloadable computer software for issuing maintenance reminders for outdoor power equipment related to landscaping, lawn care, tree care and construction projects; downloadable computer software for issuing maintenance reminders for preparing reports and records related to landscaping, lawn care, tree care and/or construction projects; downloadable computer software for creating estimates, bid proposals and invoices for landscaping or construction projects related to landscaping, lawn care, tree care and construction projects, all of the foregoing for landscape contractors.