I've been working on the product for about year and garnered a lot of interest and validation. I'm ready to launch this thing. Anything I should know or do beforehand?
Bit of background on me: I advise startup teams and Fortune 500 professionals on strategy and branding.
Now to your question :)!
First off, I agree with Scott's point above on IP.
More than that, you need a team.
The catch with startups is that growth is the new profit. You can incurr losses quarter to quarter so long as you are a growing organization- look at Uber - and to do that you need a dependable c-suite army with smart division of sales, tech and supervision responsibility.
Let's talk about building this business so you can accommodate exponential growth.