1) Have an offering which is extraordinarily difficult to hire for at the moment which...
2) ... accelerates growth of the startup in ...
3) ... a demonstrable manner as evidenced by...
4) ... past successes which are identifiably associated with your name in...
5) ... the minds of people who have authority to cut checks.
That's really the most helpful answer I can give you. "Learn SEO, A/B testing, AdWords, viral acquisition, etc etc." is also as true as the last 47 times I said it but less complete as an answer. There exist few reliable ways to hire for these at the moment and they are, at least potentially, all worth $$$$$$. However, putting out your shingle doesn't get you $x0,000 on your first week.
2) ... accelerates growth of the startup in ...
3) ... a demonstrable manner as evidenced by...
4) ... past successes which are identifiably associated with your name in...
5) ... the minds of people who have authority to cut checks.
That's really the most helpful answer I can give you. "Learn SEO, A/B testing, AdWords, viral acquisition, etc etc." is also as true as the last 47 times I said it but less complete as an answer. There exist few reliable ways to hire for these at the moment and they are, at least potentially, all worth $$$$$$. However, putting out your shingle doesn't get you $x0,000 on your first week.