A system and associated methods are provided for use of fractional pay-up ticks in relation to offset orders being sent for a trading strategy that involves trading a first tradeable object and at least a second tradeable object. The present invention further relates to a method of connecting optical fiber using such device and to a tool for the use thereof. The electric supply device contains a first capacitor electrically connectable to the electromagnetic drive and used for supplying electric power thereto and a second capacitor that is electrically connectable to the releasing device and supplies electric power thereto for releasing the fixation.