Asterisk is a good choice for integration as it is customizable to meet the needs. If you want to break into larger business you may also want to consider Cisco Call Manager with its API access. This is widely deployed in corporate America in mid to large corporations.
I have a membership site with video training that companies use to train their salesforces. Having set up many paid and commission-based sales teams over the years, here are the main issues: > the less effort you put in at the beginning, the more turnover you're going to experience > if you do...