Private lenders or bridge lenders may also be a good fit, as they tend to offer more creative solutions compared to traditional banks.

A few months later a different sales guy started hitting me up, and I again explained what I was looking for and that LM likely wouldn't fit the bill. 

If you're interested, I can point you in the direction of a few potential lending options that might be a good fit for your situation.

Still, after a few months, I figured it wasn't the best fit for my interest as I'm interested in raising capital or using other people's money to buy multifamily.

Do what fits your needs, don’t worry about everyone else.

.- Can the 10 people reasonably fit into the 4 bedrooms?

Then you and sis start looking at the market to find properties that fit your joint goal, and dad looks at his portfolio to find the places he wants to sell to get the funds to arrive at the model. 

If it doesn't, you will have to figure out the following closest markets that can be a fit.

What is your current financial situation and how does that fit into house hacking?

As for the rest of the conversation, I think you have demonstrated that you and the agent are not a good fit.