But it is very difficult, yes. 

I'm only planning to use it for mls access at the moment, and I'm wondering if it's difficult to find a broker who will allow you to "hang your license" with them if you do not bring in other business.

Sheriff sale is slower paced, but often very difficult to hear or know what property is being auctioned.

You also must consider your understanding of the intricacies of managing a property yourself and whether you have the skills to manage a manager.Do you know anything about property maintenance, are you at all experienced or handy with tools. do you understand the functions of the different buildings trades, do you know the costs associated with the trades.If you have not been hands on involved in managing your own property it is extremely difficult to manage a property manager.

Shouldn't be too difficult for your first four, after that you'll need to do delayed financing.

From my understanding real estate in big markets such as Chicago, Miami, LA, and NY is very difficult to make profit on because of taxes and other fees.

which also makes it a bit difficult to get good deals. 

Most of my clients fall into the first group above.

Providing a CMA is a standard thing that agents do for their clients. 

That will be extremely difficult in a SFH.