MAYOR Benhur Abalos on Wednesday said Mandaluyong City will implement Ordinance No. 938, a measure which bans unrelated adult males from riding-in-tandem in motorcycles, on a pilot basis starting on August 30. Abalos said the new measure will reduce crimes in the city and other parts of the country. Violators will be fined P1,000 for first offense, P2, 000 for second offense and P3,000 or three-month imprisonment for third offense. Abalos said the measure will reduce crimes in the city.