Nuanced IT - Zoho CRM/Creator developer based in Sydney, Australia.
These are the most important indicators for any online business when it comes to CRM systems. I've already tested many different systems and found nothing more convenient than plug-ins. The last years, I found myself a leader in this best free web based crm. The load on the site is minimal, the mass of applications for convenient feedback from the client and most importantly, that there are no problems and errors.