SaaS needs a new way of selling that is phone-based, multilingual and global
Find, Retain & Grow : Cloud usually prohibits high cost of sale which make tele a much more important channel. Also Cloud is more about nurturing as deals have to be expanded (Consumption) and supported because the porous nature of the internet means your competitors are only a click away.
Denave have closed $100M in Cloud Revenue for a large vendor in FY16 (July 15 to June 16). Denave understands cloud selling and has the references to prove it.