From Global Estimating Management Systems:
An estimating tool for landscapers and other contractors in the Green Industry has been developed by Global Estimating Management Systems (GEMS). With 5 years of testing and use by multiple companies, the GEMS Landscape Estimating Tool (LET) tool has been proven to increase profitability. The Global Estimating Management Systems approach to accurate estimating is based on Mircrosoft Excel, powerful software with which you are probably already familiar, coupled with Visual Basic for Applications. Going beyond a spreadsheet, GEMS software enables end users to work efficiently, effectively and accurately with minimal training. This smart and simple approach allows you to focus on sales.