Running for president is good for Donald Trump’s bottom line.

The real estate mogul jacked up the rent on his own presidential campaign, billing it more than four times the previous cost for its use of Trump Tower, once the dough wasn’t coming out of his own pocket , according to a new report.

In March, the campaign shelled out $35,458, but by July, the rent ballooned to $169,758, according to the Huffington Post. The reason for difference, the site claims, is that in March the mogul was mainly self-funding his primary presidential campaign. But in July, the Trump campaign transitioned to using outside funds to finance the campaign.(nypost.com)…[+]