Notifications can be cleared out with a single long-press, chat heads can be dragged around anywhere on the screen, double-tapping a photo marks it as liked, and flipping through status updates is as easy as swiping left or right.
Robert Green, an accountant who heads GreenTraderTax, a tax preparer for more than 1, 000 investors, urges taxpayers to double-check brokerage cost-basis reports against their own records.