Share 'Inexpensive CRM Software for Energy Auditing & Sales'

I am looking for feedback on any CRM software you may be using or familiar with that offer features which can be used to capture energy audit data for further retrofit work and marketing. A tool that allows the home  auditor to easily enter the data;- structure, insulation, HVAC, windows, energy usage, etc so we can easily develop targeted marketing ( example- homes with 6" attic insulation) to i…