Steve O'HearLatest answers
What is the best way to attract investments for a startup?
Build a great team and product and/or show traction and market potential (size, genuine problem you're attempting to fix). When pitching, describe what you do in a single sentence so that investors get it right away.
Is it something similar to Quora.com?
As I say, it's in stealth :-)
What is it Beepl.com?
It's an expertise platform, currently in stealth. You can register for an invite here: http://beepl.com