UPDATE: Gazelle Launches Extended Price Lock BOSTON, MA--(Marketwired - Aug 18, 2014) - While we prepare for the latest iPhone to hit stores, Gazelle, the leading trade-in site for consumer electronics, today announced it has once again...

Gazelle Launches Extended Price Lock BOSTON, MA--(Marketwired - Aug 18, 2014) - While we prepare for the latest iPhone to hit stores, Gazelle, the leading trade-in site for consumer electronics, today announced it has once again...