Once you've nailed your customer acquisition strategy & costs, you pour on the gas. $112M is an awful lot of gas. airbnb is offering $25 for friend referral.

Once you've nailed your customer acquisition strategy & costs, you pour on the gas. $112M is an awful lot of gas. airbnb is offering $25 for friend referral. Assuming $100 / night @ 3%, and a 50% profit margin -> it takes 16.6 nights to break even. Average time to 16.6 nights? 1 - 2 years?