The club announced that Season ticket sales matched those of the previous campaign , with 2,000 season ticket sales on Friday 16 April 2010 being " one of the single busiest days in the Ticket Office 's history . " By close of the club 's Early Bird offer ( which froze 2010 – 11 Season Tickets at 2009 – 10 prices ) on 18 April 2010 , the club had sold 17,357 season tickets , 471 ahead of sales at the same point the previous summer , and claimed they had received calls from " several hundred " supporters who had been prevented from purchasing by the events of the eruption of Eyjafjallajökull . It was also revealed that the club 's CEO , Tom Glick , had been elected to The Football League Board
eruption of Eyjafjallajökull
2010 eruptions of Eyjafjallajökull
2010–11 Derby County F.C. season