Features are great, but if you want a successful adoption, you need a really simple CRM and JobNimbus (http://www.jobnimbus.com) is certainly one of the few. The CRM is free, though they do have a Pro tier with added functionality and storage.
To be clear, CRM is a strategy you create to best handle relationships, sales, and loyalty. After establishing the strategy that works best for your company, then you translate that into CRM software where you can take full advantage of it.
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