Annual Maitenance Revenue calc:
Clients: 11 (from website)
License Fee (once off): $1,250,000.00 (Range from 1M to 1.5 million depending on modules chosen)
Maintenance Fee (annual) $250,000.00 (20% of License fee)
Maintenace Revenue: 11 * 250k = $2.75mio
Number of Sales required to make 18mio total revenue: 15 / 1.25M = 12