Costs after it’s placed in service are deductible as rental expenses.If you need help tracking these costs or categorizing them for your tax return, consider working with a tax professional or using software that helps you manage rental property expenses.

@Olivia Blake I tried to start using a property management software.

Nowadays, people can make paycheck stubs/W2's that look convincing so just make sure you invest in software that gathers verified information on applicants.  

Fees should be clearly stated in writing, easy to understand, and justifiable.

Insurance was a huge challenge, but BiBerk (a Berkshire Hathaway company) was willing to write a policy for us. 

.🚨 Common issues I see:❌ Not properly tracking repairs vs. capital improvements❌ Missing out on cost segregation & depreciation write-offs❌ Scrambling at tax time instead of planning proactivelyI’d love to hear from the group—what’s been your biggest tax headache as an investor?

Located after a letter writing campaign and purchased directly from the seller without a real estate agent.

You cannot cherry pick a lender its not that easy you have to be more involved as a Banker or Loan officer.If you are not a lender my first thought was how welll versed are your point of contacts to assist a borrower unless its done through your software.

If you decide to go the multifamily route, Real Estate lab .com is a multifamily software for deal analysis plus they have many other useful features. 

Guessing the defense "my pricing software is responsible for these increases" may not be sustainable.