To make a larger profit you should be using The Accu-Pricing™ HVAC Flat Rate Pricing Program.
The HVAC Program is an easy to use Excel© application. It is 100% customizable. You can add a new repair task or edit and exiting task in less then 60 seconds. There are no complicated formulas or formatting to learn. You just need to know how to type a number in a box. It has a powerful search engine. You can find any line or word. The average time it takes to do a task is listed. Your experience will help do the job that much faster and therefore you can make a larger profit.
All the tasks usually needed are listed. If you use another name for the task you can just change the name. To make it easier, the pages for similar jobs are inserted in chapter dividers.
Sample of HVAC Flat Rate Pricing Book.
Sample of tasks in this program
Price of Program
See Great Program for Load Calculations