Refer to the Problem. Write a letter to John and a memo to the tax files as requested in the problem.

John Rivera, age 31 , is single and has no dependents. At the beginning of 2021 , John started his own excavation business and named it Earth Movers. John lives at 1045 Center Street, Lindon, UT, and his business is located at 381 State Street, Lindon, UT. The Zip Code for both addresses is 84042 . John's Social Security number is 111-11-1111, and the business identification number is 11-1111111. John is a cash basis taxpayer. During 2021, John reports the following items in connection with his business. John wants to maximize his cost recovery deductions (including taking any 179 expense and any available additional first-year depreciation). On October 8, 2021, John inherited IBM stock from his Aunt Mildred. John had been her favorite nephew. According to the data provided by the executor of Aunt Mildred's estate, the stock was valued for estate tax purposes at $110,000. John is considering selling the IBM stock for $125,000 on December 29,2021 , and using $75,000 of the proceeds to purchase an Acura ZDX. He would use the car 100% for business. John wants to know what effect these transactions would have on his 2021 adjusted gross income. Write a letter to John in which you present your calculations. Ignore any Federal self-employment tax implications