Find Brandon's videos on YouTube for the "four square" method of analyzing homes and practice.

What other methods should I use to acquire another property? 

Find Brandon's videos on YouTube for the "four square" method of analyzing homes and practice.

I'm a local real estate broker, investor, and manager (100+ rentals, mostly Airbnb/STR and multifamily).House hacking is a tried-and-true method and in Sacramento you can produce some meaningful income while enjoying the appreciation and tax benefits of owning real estate.

I’m also in the early stages of exploring real estate investment, and it’s been helpful to see how others incorporate different tax strategies and asset protection methods.

BRRRR method is also a great way to go - good luck!  

Depending on how the water is getting in, there may be cheaper methods for sealing the basement walls from inside.Keep shopping until you find someone trustworthy with solutions.I would also consider going after the first contractor because they robbed you.

And while nothing is foolproof the most consistent method of finding good vendors is relying on OTHER real estate investors that have worked with those vendors. 

Under this method each investor has ownership and voting rights.

Yes, the BRRRR method can work with multifamily properties, and many investors have done it successfully.