Transportation and security.
He’s got tons of free advertising.
I love this. Trump’s businesses make money off his own campaign. The ultimate capitalist. Trump owns his own means of transportation to all over the globe. He can stay all over our country in his own hotels; he has them in many major cities here. The only thing he doesn’t have (yet) are his own TV and/or radio stations. I hope he branches out into that medium too one day.