Too many entrepreneurs make good money each year but pay Uncle Sam 35-50% of it.It takes a long time to build a massive wealth snowball when 1/3 to 1/2 of your snow gets chopped off each year.Real estate can help with this.The best model I've seen is:1.

I provide scanned copies of all invoices, but that's my business model.

He also visits the properties, inspects them and builds a work scope with line item budgets for each trade work.

Also the majority of those costs to covnert to a 2nd unit will need to be capitalized and depreciated, but some things (new appliances, flooring, paint, kitchen cabinets) can be shorter year assets vs. across the full 27.5 and IF it turns out that unit is > 50% you can use bonus as well on those items.

Quote from @Ariel Rivas: I don't know your market specifically, but it's typically cheaper to purchase those items at Home Depot or Lowe's.

Apparently, this is deeply embedded in terms and conditions (fineprint) when you sign up, do you really read through even single line item?

Knowing other investors is a crucial aspect to growth because they are often the models you don't have in your real life.

(Just my opinion, and no disrespect meant: J&G are doing other great things to help multifamily investors.)I'm working on one; I promise to share it once it's complete, but I need more examples I can use as models. 

If you’re itemizing your deductions, another great strategy is making a strategic donation to a charity or organization you believe in, like your favorite nonprofit or your church.

In addition you can use it to collect initial security deposits or to bill the tenant for addition items such as billed back utilities, damages, etc.