Always down to connect further and see how I can help you out.

(The City of Seattle allows this. 

My biggest advice is to start investing where you have a good network of people you know like and trust...this especially holds true if you will be investing out of state.While it's not impossible to go straight to the commerical I personally found it easier to start in the residential world and then make my way over to commerical multi-family. 

Most lenders do not offer HELOCs on investment properties, so it may be difficult to find this product. 

This means you can buy a SF and convert or build a separate unit.

If it's newer than 1973 for a property this size, he recommended checking out Farmers Insurance. 

You can have a formula to pull the individual property tab income to this master tab.I have my ROTH IRA owned properties with a different colored tab and they are in a separate section on my master tab.

Google search gives me these super wide ranges and mostly talking about adding a bedroom in a SFH, which I'm not sure if applicable to this situation of "moving/subtracting a bedroom from one unit and add it to another unit in a duplex". 

What made you interested in investing in this type of deal?

You can also have a high-yield savings account elsewhere, but a local bank relationship will really help you as you begin to grow.