I would suggest the following:1.

As for your saved up cash: I wouldn't put all eggs in one basket, as this article points out: https://www.biggerpockets.com/blogs/10850/76519-do...Aside from diversification, there are various potential passive investing strategies and some have already been suggested by the folks here.

As @Melvin List suggests you need to find a local broker to do the foot work for you.

I looking for my first flip deal in Baltimore and try to narrow my search to relevant zip codes where I can find a good flip deal around ARV $130K - $150K.Any suggestions which zip codes /areas pursue?  

Except couple blocks, it is a solid neighborhood, and average house runs around 100K that needs a full rehab.Pigtown, you can still find cheap houses, but I suggest you go and see it yourself. 

You will also be taxed on any salary you draw from the corporation.This sounds to me like a real cart before the horse scenario, and I strongly suggest you get your legal and tax team on board before making any additional moves.

Spray, or a metal device, or is there something new on the market you can suggest ?

Getting a primary residence is always the first step I suggest to new investors :)

Suggestions on real estate agents who specialize in rental property searches?

I would suggest you start poking around with the broker dealers that specialize in this space as well as the current sponsors.