There is a project prototype
http://liquidico.com/ - bounty hunter task manager. It is necessary to make an estimate of the cost of the project in order to determine the price for 10% at the stage of pre-sale.
A potential investor asks to prepare an analysis and calculation based on the volume of the market. There are no data on the volume of the market, as it is very young and we are planning our development in the sphere where nowadays no one at all works.
What variants can be there?