It is key to be very precise on what these fees are and how they play into your projections.

a) Office Supplies (e.g. stamps, envelopes) b) Software c) Gas/Mileage d) Advertising + Payroll e) Concessions f) Lease loss g) Lease renewal fees12) Lawyer/Law office/Legal fees13) Accounting/Bookkeeping/CPA/Tax preparer/Tax advisorIf you want to be precise, maintain a spreadsheet with the mechanicals that calculates exactly how much you need to put aside, per year, per month, when:

Include market statistics, building timeframes, rental revenue projections, and your overall property plan.Provide precise financial predictions, including expected rental income, operational expenditures, and cash flow.

He said that sending more money on top of the monthly payment won't cut it as  the amount must be precised to each month's payment, because the total loan amount varies every month is turns into a challenges trying to find find what the final payment for the month would be.Now he said all that and told us that they have developed a software that does all the calculations for us, of course in order for us to obtain it we needed to sing up for their classes starting at 15k. 

:) @Shaun Reilly ,Precisely everyone gets one.

You are better manually checking similar properties on Vrbo and Airbnb to get more precise data. 

This is terrible advice, because running personal expenses through the LLC is precisely the kind of conduct that courts look for when deciding whether to disregard the LLC - which, normally speaking, is a very unusual thing to do.)The reason that professional investors put each deal into a separate LLC is because they not only want to protect their personal assets that are outside the LLC, but they want to protect their different properties FROM EACH OTHER.If most of your wealth is tied up in properties, and the properties are all under the same LLC, you might as well not have an LLC.  

@Vidit Maini, I came across a similar post the other day to which I'll respond precisely: "It depends on the investment strategy you're interested in implementing and predominant market of choice.

This way I can keep precise records for that property. 

precisely that's what I believe happened to 95% of OOS investor.