A self-employed dentist that lives in Maine and has incurred the following reasonable expenses during 2022: $1,300 in airfare to repair out-of-town investment rental property $800 in restaurant meals while attending a convention of dentist in Las Vegas. $300 for tuition for an investment seminar "How to pick stocks." $100 for tickets to the opera with other dentists to celebrate successful negotiation of a new dental wing of the hospital. How much can he deduct?