I'm not sure how jd3 did it but I use a Chrome extension. If you just google full page screenshot Chrome you will see several options. There are also choices for Firefox as well. Here is the one I use on Chrome:
The "traditional" answer is to identify the VCs you're interested in, and network your way into an introduction if you don't know them yourself. Accelerator programs can also be a way to become involved.
Have a clear, clean pitch deck. Know your unique value proposition, understand your competition, be able to demonstrate that there's a market and that it's significant. Show traction, team, and ability to execute.
They took on an industry in which existing players were poorly serving consumers and have been providing a good product. Other potential competitors avoided the market due to the regulatory environment in the industry. Uber dealt with this by stating that they are exempt from the existing regulations.