Twinjet Aircraft Sales, who will shortly take delivery of the first A319 CJ to be operated under a full UK AOC, have announced the purchase of the Universal Weather and Aviation Operations Management system 'Flightpak'. Steve Wells, Twinjet's commercial manager, said, "Flightpak will allow Twinjet to co-ordinate a range of managerial tasks for the A319 from charter quotation to the management of crew hours and passenger information within one simple system.