Every nonresident property owner shall appoint and continuously maintain an agent who (i) if such agent is an individual, is a resident of the Commonwealth, or if such agent is a corporation, limited liability company, partnership, or other entity, is authorized to transact business in the Commonwealth and (ii) maintains a business office within the Commonwealth.

For example, my cousin, my mother, and a good friend want to get into real estate. Assuming we do conventional type loans, will I have any problem submitting my info to banks with 3 different people, all looking to ma...

Having similar end goals sounds very important for a partnership to work. 

As bank can hold liable to 2 people rather than one.About the LLC: it is general laws, and since we changed the title under that LLC, I and my partner are both liable for the loss or share benefit in equal amount (since we have 50% partnership in LLC).Thank you Steve, please post if I am wrong in any of the understanding.

Through that partnership/JV, you can lend your capital or put it into a deal where you would ideally earn a good return on your investment.

Discuss a FAIR PARTNERSHIP; that you want a long term repeat relationship, your "go-to".

Typical.I do enjoy the teamwork and partnership of growing portfolios or the thrill of learning from a seasoned long-term investor, so this thread has been a healthy feedback forum to see the forest for the trees!

For our first investment partnership, we just used a loan template doc that we found online and personalized it to our terms then signed (with notary). 

How would this partnership structure work ?

You should check out the Economy at a Glance-July 2020 by the Greater Houston Partnership, which highlights key economic indicators, e.g., job growth, home sales, etc.