I hired a broker to help me process the application and prepare a lease.

To get accurate and up-to-date advice tailored to your situation, it's highly recommended that you consult with a qualified tax professional who can review the specific details of your syndication investment, your financial situation, and the applicable tax rules to provide accurate guidance.

Of course you don’t get payment until the application and process is complete and approved by the committee then you allow them access and that’s after they paid the SD.

I always sent a link with my application (basic info of who will be staying at the property) and I get a signed lease from all parties.

If you get tired of Quickbooks online, you may want to consider Quicken Home and Business (about $150) and is available either as a cloud application or downloeadable as a desktop application. 

The three most common approaches include:Cost approach: An estimate of the replacement cost less depreciationIncome approach: Calculation of estimated potential rental incomeSales approach: Uses comps of recent transactions on similar propertiesBe sure you are leveraging the tax incentives availableIdentify any applicable tax incentives available for commercial properties - historic tax credits in certain areas, opportunity zones, environmental sustainability, etc.Understand available tax deductions, credits, and rebates - Tax deductions decrease the taxable value of a property, tax credits directly reduce your tax liability dollar for dollar and tax rebates are a refund of taxes paid under certain conditions.Utilize a cost segregation study - Cost segregation allows you to reclassify assets into categories with shorter useful lives, therefore accelerating depreciation and creating tax savings.Leverage energy incentives and deductions - Look into the Section 179D deduction and how you can save on tax by meeting certain standards to make your property more environmentally friendly.Best practices for commercial real estate owners and monitoring their property tax regulations:Plan proactivelyWork with a professional to receive guidance on complex regulationsUtilize specialized software tools to drive efficiency and compliance.What questions do you have regarding property tax valuations?

Be careful calling multiple lenders because loan officers are trained to get you into an application and pull credit.

Is your DSCR ratio greater than 1-meaning are you cash flowing (according to the lender's criteria of mortgage, property taxes and insurance (and HOA) if applicable).

There may be several options for remediation depending on the state and applicable regulatory context.

I already use Zillow for payments and applications.