For example, I have a main account that is for my holding company, sub-accounts for each property, and sub-sub accounts for security deposits and things like CapEx for each property.

Hey Joshua, I own a property management company in Maine.

I own a mortgage company and know PennyMac. 

It may sound nice to pay a 6% management fee but the extra fees can add up to be more than the other company that charges 10% with no additional fees.

I've asked my clients a similar question and have developed tools for them to minimize this, but I find there are a few different types of clients.Manager managed - these folks have no issues as they simply upload their year end statement from their property manager, their 1098 mortgage statement and any other one-off expenses they may have paid for outside of the management company. 

Do they use a servicing company to make the payments directly to the , or do they make payments directly to the seller and hope they pass them on to the lender?

I asked the first lender which is a big company and they did not know.

.)- Average days on market- Absorption rate- Historical data on rents and sale prices in the area- Population growth- Main economic drivers (industries, individual companies, etc.)- Crime stats... if you know specific zip codes/submarkets that you'd like to target, the best data will come from local precincts. - and more..I'd recommend remaining active not only here on BiggerPockets, but in other valuable RE investment networks that you can find - i.e. local meetups (meetup.com, eventbrite, BP local events). 

We got really burnt with our previous PM Company and are looking to change.

Would you like to manage the property yourself, have an assistant do it for you, or have a management company do it for you?