Anything with his name on it is selling bigly:
Books, t-shirts, dress shirts, cufflinks, wine, cologne, chocolates, hats, caps, glasses, etc, the list is endless.
It would be interesting to compare the increase in retail profits and Trump property occupancy in relation to how much he has spent to win the presidency.
Of course we can’t put a price on the hundreds of hours spent campaigning and putting on 3-5 rallies per day.