Is anyone else aware of reasonable alternatives?

I'm hoping this forum can help me understand what my alternatives are.

Any bank account would work, but this isn’t 2001 and with the amount of technology available, you need an account that fits the times.

One has tons of fees, such as a $30 technology fee per unit, per year.

Bigger Pockets sent out an alternative investment article which included ATM investments as a suggestion. 

From the architectural wonders of Downtown to the tranquil, family-friendly communities on the outskirts, there’s always something new to explore and learn.The city’s constant evolution means different investment opportunities are always surfacing, whether it's the push for sustainable living or a growing emphasis on smart home technology.

Lost in all of this has been the significant role technology now plays in listing and selling real estate.

Opendoor Technologies Inc. has released its annual list of the hottest ZIP codes in the country for home sales. 

You could put in a range of numbers for purchase price and closing costs, renovation expenses, and expected returns and you could very quickly get a range of projected return on investments (although an excel spreadsheet could easily do this as well), but I'm sure as technology develops we will see even more sophistication in AI's ability to assist in deal analyzing.

We estimate the project will take less than 3 months to complete.I’m exploring alternative short-term financing solutions and would appreciate any advice or recommendations on options that might work well for this type of project.Thank you in advance for your insights and assistance!