We honestly have found that every house in this area has foundation issues, the trick is figuring out which ones are bad enough to need repairs and which ones area just annoyances.  

You are going to need to give more information than that.Whats the property?

You going to need a lot of assets for it to provide significant value over a umbrella policy. 

You're probably going to need to look at a conventional loan.Best of luck

I typically change out the windows and doors one building at a time, but if a tenant moves out that is too good of an opportunity to miss.Figure 5: Two tone paint scene, new base boards, vinyl windows, vinyl plank flooring.

To find good investment opportunities, you're going to need to do some research. 

Start researching about where you are going to buy your duplex and how much cash you are going to need for a down payment. 

You're going to need to FIND deals.

I'm working with a realtor, and it just doesn't feel like I'll find a wise investment.Jacksonville (especially in the beaches area, near the naval bases) isn't an area where people take care of their homes, so the amount you pay for a house that's really going to need a lot of work is astronomical.Any advice?

I just didn't feel comfortable in the city, but I agree that there is a tone of potential.