You just have to use the correct income and expenses.Basic rental property numbers-https://www.biggerpockets.com/renewsblog/2013/01/1...One point-out about something you said... a 4-unit MFR is residential category. 5+ units is commercial.

Here are some recommendations for you:Find and connect with other BP members that are in your area: http://www.biggerpockets.com/meetSet up keyword alerts to be notified of the topics that interest you: http://www.biggerpockets.com/alertsRead Beginner’s Guide: http://www.biggerpockets.com/real-estate-investingCheck out BP Podcasts: http://www.biggerpockets.com/renewsblog/category/podcast

Here are some recommendations for you:Find and connect with other BP members that are in your area: http://www.biggerpockets.com/meetSet up keyword alerts to be notified of the topics that interest you: http://www.biggerpockets.com/alertsRead Beginner’s Guide: http://www.biggerpockets.com/real-estate-investingCheck out BP Podcasts: http://www.biggerpockets.com/renewsblog/category/podcast

For example some of my best deals in Memphis came by looking for houses for sale on Craigslist that had been posted in the wrong category.

Here are some recommendations for you:Find and connect with other BP members that are in your area: http://www.biggerpockets.com/meetSet up keyword alerts to be notified of the topics that interest you: http://www.biggerpockets.com/alertsRead Beginner’s Guide: http://www.biggerpockets.com/real-estate-investingCheck out BP Podcasts: http://www.biggerpockets.com/renewsblog/category/podcast/Wishing you the best!

There are so many resources on here that will help you.Attend local REIA meetings and connect with like-minded investors: http://www.biggerpockets.com/meetRead the Beginner’s Guide: http://www.biggerpockets.com/real-estate-investingListen to the BP Podcasts: http://www.biggerpockets.com/renewsblog/category/podcast/

And this forum category has a lot of discussions on this topic, do the search and results will keep you busy reading for hours... 

Since you will be on both the buy/sell side - you would then be paying 100% of the transfer tax.I suppose you would have to weight the cost of creating the LLC(which includes the additional cost to transfer it to an LLC) to the cost of the umbrella package and weighting the pros/cons of how each strategy will protect you.

I have noticed the Trending category on the web forum is not working.

There are a ton of resources to help you learn on this site.Attend local REIA meetings and connect with like-minded investors: http://www.biggerpockets.com/meetRead the Beginner’s Guide: http://www.biggerpockets.com/real-estate-investingListen to the BP Podcasts: http://www.biggerpockets.com/renewsblog/category/podcast/