Cold calling does not work. No matter how good your script is, your email, your personality, your talk track, your data sources, your persistence, cold calling does not work. It is a poor ROI.
All real sales are made either through the customer opting in to communicate (response to an email blast, inbound lead from the company phone, a referral etc)... or through nepotism and cronyism and ivy league networks of multi millionaires. Hint: this is how Oracle is alive to this day.
If I was in charge of selling a product over $100, I would create the most awesome, viral content you would ever see about our product. I would release a free version to 99% of the world that is truly usable and awesome.
This is what join.me did to compete with Webex and Skype for Business and GoToMeeting.
Remember: if you don't have an existing network, you don't have any business.
Start marketing before you start selling.