I have received several off market duplexes in the last few weeks predominantly in north Nashville around the 350k range but they all needed some level of renovation. 

Is this lease valid without receiving a deposit?

In addition, if anyone has spreadsheets or services they highly recommend for beginners.

It may impact the loan and will require you to pay transfer taxes based on the assessed value, deed prep and some additional accounting fees to address basis.

Balancing these responsibilities with the demands of this project, including finding suitable contractors, organizing communications, and ensuring timely responses, has proven to be quite demanding.In light of these circumstances, I am seeking insights on potential additions to my real estate team that could streamline this process and enhance its efficiency.

I will add it to the list of resources to go over.

If you owe too much when you pay your taxes in April, you will have penalties in addition to the tax.

Additionally, how should I prepare for the landlord role in terms of property management, tenant screening, and maintaining a good relationship with my tenants?

As a busy mother and devoted wife, you seem to have a lot on your plate in addition to your work as a nurse practitioner and small company owner.If you want to buy your first short-term rental (STR) property, you should set realistic financial goals, specify your investment criteria, and do extensive market research.

This will allow you give a reference point on how much potential rent you can receive.