New to the game and looking for advice on the best sites to find current and historical rental rates.  

Is it about just getting started in real estate investing, is it about subsidizing an otherwise unaffordable home to live in, is it about acquiring strong income producing properties?

Don't play games with the seller or the other agent.

." - War Games, 1983 film.

Welcome to the game.  

If the vehicles not removed, then they'll pick it up.If the vehicle is operational, properly registered, and belongs to you neighbor two doors down, the cops aren't going to play that game. 

The trick is financing the construction of it and without cash, it is not always easy to do unless you have a ton of equity in the deal.What area of Los Angeles is this project in?

It’s definitely a numbers game as others have said, but if it is on the condemned list that can be tough to reverse sometimes.

@John Kilhafner I build and sell homes and it’s definitely a hard game to play especially in today’s market.

That's why REI is a numbers game.