Lately, 12- to 14-hour days are not uncommon for Gary Jones, a financial adviser with UBS Wealth Management in Atlanta. Jones makes a point of initiating contact with his 60 clients rather than waiting for them to call him. “A lot of them candidly express their fear about what’s going on,” says Jones, who manages $7.5 million for his clients. “They want reassurance—that’s what it comes down to.”