Every aspect involved in successfully managing a business, has a process in place. This goes for estimating too. You don’t want to just keep estimating projects without a process in place to measure your success ratios as to what works, what doesn’t and most importantly, was it profitable. Without a process in place you could be throwing good money at bad, by not knowing several key factors. What types of jobs are you proficient at? Don’t go after a job that your estimator(s) may not be familiar with. This goes for your work force as well, for if they are not familiar with the installation, it won’t match the estimated hours and/or materials Have you tracked what jobs you were successful at?