You could have a duct cleaning service clean them.

I mentioned to him that I wanted to get started with investing via wholesaling and after some chatting, he brought up his willingness to be a paid mentor for me to get my first deal.He said he would teach me Real Estate Economics, investor psychology, and how to find and build the right product/deal for an investorHe charges $150 a call if I book a batch of calls or $195 a call if I book one at a time.

Does anyone have any recommendations for professional services in this area? 

Can this still work as a house hack and can still rent it 1 year after purchase?

The Tax Cuts and Jobs Act (TCJA) of 2017 allows businesses to write off 60% (in 2024) of the cost of qualifying property in the year that it is placed into service.

After taxes I netted about 40,000 after about a year of work and management. 

Cost is much higher to finance under $150000 sales price.

@Ryan Nelson simply counter back with an amount that still makes you happy even after the agents percentage, or counter back with 0% agent commission.

My $10k example was admittedly unrealistic.However, by way of further background, @Dustin Heiner wrote an excellent article on this topic on his website masterpassiveincome.com titled "What to Do When A Buyer Backs Out From An Assignment Of Contract".In it he suggests a scenario where the assignee decides not to proceed, perhaps after discovering a big ticket repair item that would cost significantly more than the portion of the assignment fee held in escrow. 

Palm Beach Real Estate: A Closer Look at June 2024Single Family Homes: A Dynamic MarketClosed Sales: Palm Beach experienced 1,269 closed sales of single-family homes in June 2024, an 11.13% drop from June 2023's 1,428 sales.