[http-teapot]

Exactly! You bring a great point with promo panels where the difference between the amount of time put into building a promo package and the amount of time the panel spend on it can be considerable (my experience at Twitter).

I think when it comes to per-seat pricing, it's good to remember that engineers don't put the credit card in. The person with the credit card will want to know ROI before investing. The engineers will want to try out first as a group and if their experience is positive (some of it might be subjective) then they'll need to build a case for why the company should pay for your product and that's where analytics can be leveraged for sales.