The DNC and/or state orgs should change their rules

[pnwmom]

18. Some of the important things we'd learn from his tax returns.

Besides the items below, because his companies are personally held, their profits and losses would also show up on his personal returns -- and they could show emoluments violations.

http://money.cnn.com/2017/04/14/news/economy/trump-tax-returns/index.html

What he claimed in deductions: Trump's return would indicate how much he claimed in itemized deductions. More specifically on Schedule A and Form 8283, he would report how much money he donated to charity and which charities he chose.

How much he paid in taxes: The president has often bragged about paying as little tax as possible while at the same time boasting of his great wealth. That's raised concerns that the tax code may allow some of the very richest Americans to pay very little.

Whether and where he has foreign bank accounts: On Schedule B and related Form 8938, the public would learn what foreign accounts and trusts Trump has and in which countries.

Whether he paid taxes to foreign governments: If Trump claims a foreign tax credit, that means he paid tax to a foreign government and that would be subtracted from his U.S. income tax liability. On Form 1116 he'd have to reveal the countries where he paid those taxes and the type of income on which those taxes were due.