I have a W-2 Job, capital saved up for a down payment (or two), and a buy box based on my affordability.

I do understand being selective on the type of buisness you take, but as an agent we still have a fiduciary duty to our clients to make sure they receive the level of service this price requires. 

Not sure if you are handy but that'd help.

I'm sure it's a little more efficient in larger cities, but my market requires up to 60 days to get approval.Lower your expectations with Section 8 tenants.

Have you checked with an SEC attorney to make sure you know how to legally raise money? 

I'm also still friends with a great investor friendly agent in the area I'm sure he'd be happy to help.

Quote from @Delton Friedman: Hi Everyone, I have been looking at building a duplex to rent in the Houston area, but I am not sure how to start. 

Everyone thought I was nuts and, while I did my best to ignore it, I'm sure it impacted how aggressive I was in the end. 

This is a nation wide issue but just want to make sure you realize.

I am sure Appfolio has similar features, but the pricing structure is dependent on your needs and door count.