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-investing

I’ve noticed that it’s hard to get info on more advanced topics on this site, because when you ask questions that are more advanced they don’t normally get any engagement.

People from northern states should probably not opine on southern cooling system topics, just like people from the south should not opine on northern heating system topics.You get the system checked *every* spring and fall and don't wait until failure to replace failing components.You DON'T want to have someone die in your property or land in the hospital because of the heat.

Do some googling for PDFs, Blogs, Articles, etc.. 

@Marianne Lopez-HenthornIf you are starting any partnership, corporation or venture with multiple individuals, you should have an experienced attorney assist you with drawing up any shareowner/partner agreement and/or articles of incorporation.   

-Speak to local agents or other traditional lenders who may have a referral.Mark Ferguson goes over this in detail in his article here:https://investfourmore.com/2013/05/12/how-to-find-a-portfolio-lender-who-will-finance-multiple-investment-properties/Hope this helps and best of luck!

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!

Green building advisor has a lengthy article on the topic.https://www.greenbuildingadvisor.com/article/insul...Old house insulation strategy is where I see most contractors really screw the pooch.

  :)For alternative structures, I would need to know your plans and resources, as I mentioned should be the topic of that discussion with your future accountant.

There is a great article here on BP that I read few months ago when I first started as well (and had the same question you had).Click HereIn general, most people would say be conservative and put in 1 months of rent, but that would totally depend on your property.