nickel and dime

adjective

1. of little or no importance; trivial; petty: a nickel-and-dime business that soon folded.

verb (used with object), nick·el-and-dimed or nick·eled-and-dimed, nick·el-and-dim·ing or nick·el·ing-and-dim·ing.

2. to expose to financial hardship or bankruptcy by the accumulation of small expenses, bills, etc.: We’re being nickel-and-dimed to death by these small weekly expenses.
3. to hinder, annoy, or harass with trivialities or nonessentials: to be nickeled-and-dimed by petty criticisms.