Sandy earns $60,000 a year, and is paid Semi-Monthly.This pay period, she worked an additional 4 hours of paid overtime.Her employer provides her with a vanilla visa card to pay for parking, valued at $250 a month, and a gas allowance of $125 per month.She invests 4% of her gross salary into an RRSP.She pays union dues of $12.75 per week.So far this year she has paid $2,735.90 in CPP and $855.29 in EI. Net Pay Calculation (Alberta).