I'll take any and all advice any of you have, but the two things I'm looking for specifically are: what sites, services, and/or software you use and recommend for sceening and managing tenants? 

Adding additional bathrooms (like a master ensuite) can be a game-changer.3.

SB 9 sounds like a real game-changer for California investors.

But from my limited time in the game, I’ve found that my complete lemons are cash cows a few years later as market rent comes up well and my cap ex fixes a few years ago have paid off.

It was just a waiting game going through the foreclosure process Lessons learned?

Quote from @Fakaradin Floyd: Hey everyone, I'm a 24 year old Software engineer that's always wanted to get into real estate, I graduated college about a year and a half ago and wanted to hit the ground running when graduated.

So you really need a downpayment + 15k to be in the game.

You just have to get in the game, learn, and adapt as you go. 

As for property management software, options like Hostaway or Lodgify can streamline bookings and communication.

So you will need to have skin in the game.