Philadelphia is pretty big, so understanding which neighborhoods will be key. 

see a case study what happens and who makes money when you buy a investment property from turnkey provider.Say investor bought a property of $100 k from turn key provider.

Since I was legally required to wait until the 15th of the month to give the 3-day pay or quit notice- and couldn't enforce my late fee or indemnification clause - I decided to pay cash for keys and get the unit back Nov. 8.

So far I've read Frank Gallinelli's book - What Every Real Estate Investor Needs To Know About Cash Flow...And 36 Other Key Financial Measure, and Brandon Turner's book The Book on Investing in Real Estate with No and low Money Down. 

I want to learn more about BRRRR, Turn-key investing among others. 

That being said, we carry a receipt book in our LL filebox (the box that travels with us with keys, LL forms, etc -- we have learned to take it with us whenever we go near the rentals)  and are happy to handwrite a receipt at any time.

Due to our experience realtors are typically good at running rental comps from different sources though.

The other is turn key, has 1 side rented for $400/mo, I plan on having a tenant in it shortly after closing at the end of this month.

In the past I have sent rental contracts to a potential renter who was stationed in Korea, did a walk through of the property via FB messenger video chat, ran background checks with TransUnions Smart move, collected security deposit via PayPal and emailed the tenant the code to the lock box that had the key.

Your OP said saving money was key due to your overages.