Sure. First off, if you go to the upper right hand corner of your screen, you'll see three horizontal lines. Click on that and you can scroll down to the FAQ to get a lot of the particulars on the platform.

However, in a nutshell, the platform works like this:

Upvotes = money. You don't have to put your own money in, you can earn it all by making quality content. The money is generated from a daily pool and portioned out based on quantity of upvotes and the power of each upvote, but don't worry too much about that right now if it sounds confusing.

Right now, focus on making good content, getting to know the platform, and telling others about it once you've learned.