I included a screenshot of the supplement in my initial post. Since Sunoco labeled them all with code AH, I entered them into AH as well. Does this look right?
I tried following the above instructions but it only took me to the beginning of the K-1 form, which didn't help. So through trial & error I Zoomed into "Code Z...
I classified the office as "Qualified improvement property" because my home office was added in the basement after the house was constructed. Then TurboTax gave...