"Pilots will be paid monthly on the sixteenth (16th) of the month following each bid period. Pilots in Active Status will receive an advance in pay on the first (1st) of each month, preceding the bid period in the amount of four thousand dollars ($4000.00) for Captains, and three thousand dollars ($3000.00) for First Officers. The advance will be seven hundred and fifty ($750.00) for pilots in their first year of service."