Please Full Answer Case study BUSN1155-04 Canadian Business Law:

Case #4: Martin convinces his friend, Adam, to invest in his new food truck business. The two enter into a written contract, which specifies that Adam will put in an initial investment of $5,000, and that Martin will do all of the work in obtaining food inventory, and working the truck. Adam agreed to pay another $5,000 in four months to ensure the business is well-funded. Sixty days after Adam paid Martin the initial $5,000, he discovered that Martin hadn't purchased the truck or inventory, yet the money has been spent. Adam backs out, refusing to pay any more money.

What Martin can do in this case?