It's wage theft if an employer or manager...

Pays you less than minimum wage
Pays you less than you agreed to (including commissions, piece rates or regular wages)
Takes your tips
Doesn't pay you overtime premium
Doesn't pay for split shifts
Does not pay for promised vacations or bonuses
Does not pay final wages in a timely manner
Denies you meal breaks, rest breaks, preventive cool-down breaks
Does not allow you to accrue or use paid sick leave
Takes unauthorized deductions from your paycheck
Bounces paychecks
Does not reimburse work expenses