A method of operating at least one distribution, collection and charging machine for distribution, collection and charging of portable electrical energy storage devices , wherein the portable electrical energy storage devices are configured to be removably received in a receiver of the distribution, collection and charging machine and sized to physically fit and electrically power a personal transportation vehicle, the method comprising: identifying by a control subsystem a first number of portable electrical energy storage devices currently removably located within a first distribution, collection and charging machine to be charged at an accelerated rate relative to at least a second number of portable electrical energy storage devices currently removably located within the first distribution, collection and charging machine ; charging by a charging subsystem the first number of portable electrical energy storage devices via an electrical service , where the electrical service has an associated limiting rating; and charging by the charging subsystem the first number of portable electrical energy storage devices via energy supplied from at least the second number of portable electrical energy storage devices concurrently with the charging of the first number of portable electrical energy storage devices via the electrical service , characterized in that the identifying a first number of portable electrical energy storage devices currently removably located within the first distribution, collection and charging machine to be charged at an accelerated rate relative to at least a second number of portable electrical energy storage devices currently removably located within the first distribution, collection and charging machine includes identifying for accelerated charging at least one portable electrical energy storage device which is over halfway to being fully charged. identifying by a control subsystem a first number of portable electrical energy storage devices currently removably located within a first distribution, collection and charging machine to be charged at an accelerated rate relative to at least a second number of portable electrical energy storage devices currently removably located within the first distribution, collection and charging machine ; charging by a charging subsystem the first number of portable electrical energy storage devices via an electrical service , where the electrical service has an associated limiting rating; and charging by the charging subsystem the first number of portable electrical energy storage devices via energy supplied from at least the second number of portable electrical energy storage devices concurrently with the charging of the first number of portable electrical energy storage devices via the electrical service , characterized in that the identifying a first number of portable electrical energy storage devices currently removably located within the first distribution, collection and charging machine to be charged at an accelerated rate relative to at least a second number of portable electrical energy storage devices currently removably located within the first distribution, collection and charging machine includes identifying for accelerated charging at least one portable electrical energy storage device which is over halfway to being fully charged. <EOS>