From what I found there are a couple potential pitfalls to avoid and they are very specific.

With 5% down payment, you can get into the market before home prices rise, and avoid costs related to renting.In the majority of cases, the 5% down payment is not a significant barrier.

Currently, I'm working with a plumber to upgrade old appliances, valves, and water heaters as preventative maintenance to avoid flooding issues in the future. 

It's up to me because she's not very tech savvy.My previous landlord was a corporate giant that did ACH, but all I did was hand over a voided check, sign a form, and they did the rest.

We bought a 2-year vacant cape in the heart of Yale University New Haven we lived in it for exactly 2 years( to avoid cap gains) and struck gold.

Four years after the debtor’s bankruptcy case closed, the debtor and mortgage servicer engaged in loan modification discussions to resolve the debtor’s default on insurance and real estate tax obligations and allow her to avoid foreclosure.

Typically a mortgage lien holder would pay the taxes to avoid that. 

Can I build my case around helping her avoid capital gains tax?

Can I build my case around helping her avoid capital gains tax?

Any advice you avoid any tax or legal issues would be great!