MANILA, Philippines --- The Metropolitan Manila Development Authority (MMDA) is set to launch the use of handheld ticketing devices for the single ticketing system in July. "There will be a soft launch [in] the first or second week of July. We will also invite the supplier as we want to address the possible flaws or glitches in the implementation of the STS (single ticketing system)," said MMDA acting chairman Don Artes in a statement on Thursday. Artes said that the handheld ticketing devices could print citation tickets, validate and authenticate driver's licenses and vehicle registrations, check if the driver has incurred demerit points or their license or the ve...Keep on reading: MMDA to ‘soft-launch’ handheld devices for single ticketing system in July