I know BiggerPockets already has a number of great calculators, but is there anything niche that people are interested in?

I shows my what dates people are searching for this year and last year.

I would not borrow from ANY lender I learned of over the internet unless I knwe personally people who had used them. 

It’s inexpensive to provide but can make a big impact.Comfortable Bedding: Investing in high-quality mattresses, pillows, and linens improves the guest experience and leads to better reviews, which can boost occupancy rates.Smart TV or Streaming Services: Offering Netflix, Hulu, or similar services is a low-cost way to enhance guest entertainment and stay competitive.Fully Stocked Kitchen: A well-equipped kitchen with basic appliances and utensils appeals to families and long-term guests, saving them money on dining out.Dedicated Workspace: If your property caters to remote workers, adding a small desk and ergonomic chair can set your listing apart.Outdoor Spaces: If your property allows, an outdoor seating area, fire pit, or hot tub can significantly increase your nightly rate and attract more bookings.Energy-Efficient Features: Guests appreciate eco-friendly options like LED lighting, smart thermostats, or solar panels, especially in eco-conscious markets.Keyless Entry: A smart lock is a relatively small investment but offers convenience and security, which many guests value.If you’re deciding on amenities to add, it’s always a good idea to research your local market.

Offer to help with lead generation, driving for dollars, cold calling, or even administrative tasks.

I don't have enough details to know whether it's a good move for you, but I think my numbers work out better when I'm the lead.

Quote from @Dan Shallcross: Your PM should know the answer and be leading the way aggressively.

I feel like there's still people trying to make BRRRR deals work close to the city and the truth is it's nearly impossible given prices, rates, and the cost of construction.

People can see them and reach out to you about them.

And the split is whatever you decide on. 50/50 is what a lot of people usually do.