I would agree if we were talking about financial statements, but as I understand it, we are talking about tax basis reports.For tax purposes, one can use a modified cash basis when filing.

The management company stopped sending statements and stopped paying me rent at some point. 

With enough knowledge you can make a educated decision on which approach you take.My experience:I personally don't sign up for any program who take you aside during events and try to sell packages that is just blatant sales strategy.Once you sign up there is every attempt to make you sign for their programs for bookkeeping, registered agent, LLC or corp setup fee which have ridiculous even with platinum membership.Basic standard structure they suggest to take advantage of multiple deductions can be easily achieved by proper education or work with a good firm like https://wcginc.com  who is local to you.A umbrella C-crop to manage all other LLC properties and take advantage of many tax deductions that are not available with a llc, its also used to take losses up to 100K as startup expenses and dissolve the entity after few years.Few LLC entities for investing in Real Estate, etc preferably in Wyoming or Nevada ( you can find many companies online who can do this for $150 compared to anderson $1500-$3000) , they will claim they have a secret Operating agreement which is bogus.They certainly try to take advantage of tax loopholes and claim to be smart people, my view they are just taking advantage of numbers as per their own statements.

All they ask for is your last two months bank statements.

When people made statements such as this, they were already doomed to fail. 

And to respond to your statement that you can post your opinion about what you would like. 

They will also be able to claw back mistakes)Bank statements (To prove the amount of business you average monthly, to set your ACH limits)These are all going to be required from any PMC software provider that allows you to directly access these services.

.- Maintain proper records, such as contracts, settlement statements, and promissory notes.

The new buyer had access to all my reservations, all my statements, etc. from since I had started with AvantStay.

Since the LTV on the hard money loan is high , I would personally purchase it using a bank statement loan at 85% LTV (15 percent down) and, as you mentioned, just use your cash for the rehab.