I agree with the other posters on this discussion that there are no shortcuts. IT requires time and effort. That said:
Your ability to grow in an environment with dominant players, requires that you
1) Develop a strong, clear, concise message that resonates with vocal advocates about what makes you different and better (Getting it clear and concise can be very time-consuming)
2) Regularly create meaningful content that re-enforces this message, that can be share and re-shared by your most vocal advocates.
It really doesn't matter how good your product is if you can't get a consistent meaningful message out. MESSAGING MATTERS MOST