The idea of an MVP is 'minimum, viable' ... If you feel you need a "good amount" of funding, I would challenge if you are minimum enough. Obviously, without knowing the details of your product, your ideal customer, or what need you will solve, it is hard to help expose what is necessary in an MV...
It's not foolish, but it's going to be extremely hard to pull it off. I would consider starting with a beta program so you can have some paid clients to pay for the company's expenses. After you have some traction, you can raise a seed round.
I think the closest I know of to what you're describing is Influitive. Influitive is SaaS software for advocate engagement, including discussion forums. They have a widget that can extend their experience into your app or website.
There are no real "hacks" to reaching customers. It's just a bunch of hard work -- in 4 real steps: 1. Strategy -- identify what makes you unique / how you drive unique value to that "dream client" 2. Process -- put in place the steps to email / call / connect with them 3. Tools -- use smart to...
Recently launched Subleger http://subledger.com/ is trying to do some or all of what you describe. It doesn't mean that there isn't room for others but consider that many early-stage companies don't have complex revenue in-flow so the core of what you're describing (converting or merging income ...