A method of dispensing a volatile composition, the method comprising the steps of: providing a volatile composition dispenser, the volatile composition dispenser comprising a reservoir comprising the volatile composition, a delivery engine in fluid communication with the reservoir, an evaporative surface in fluid communication with the delivery engine, and an evaporative assistance element adjacent at least a portion of the evaporative surface for assisting evaporation of the volatile composition from the evaporative surface, wherein - the evaporative assistance element defines a maximum power output, and - constant, increasing, or variable evaporation rates are achieved by varying energy applied to the evaporative surface by the evaporative assistance element over a total emission program; starting the total emission program for the volatile composition dispenser; increasing the energy applied by the evaporative assistance element to a first energy in a first energy boost period, wherein the first energy is the highest energy within the first 24 hours of starting the total emission program; operating the evaporative assistance element below the first energy over a first extended emission period following the step of increasing the energy applied to the evaporative assistance element in the first energy boost period; increasing the energy applied by the evaporative assistance element to a second energy in a second energy boost period, wherein the second energy is less than the first energy; operating the evaporative assistance element at or below the second energy over a second extended emission period following the second boost period, wherein the length of the second energy boost period is no more than half of the length of the second extended emission period; and increasing the energy applied by the evaporative assistance element to a third energy in a third energy boost period, wherein the third energy is greater than the first energy. providing a volatile composition dispenser, the volatile composition dispenser comprising a reservoir comprising the volatile composition, a delivery engine in fluid communication with the reservoir, an evaporative surface in fluid communication with the delivery engine, and an evaporative assistance element adjacent at least a portion of the evaporative surface for assisting evaporation of the volatile composition from the evaporative surface, wherein - the evaporative assistance element defines a maximum power output, and - constant, increasing, or variable evaporation rates are achieved by varying energy applied to the evaporative surface by the evaporative assistance element over a total emission program; - the evaporative assistance element defines a maximum power output, and - constant, increasing, or variable evaporation rates are achieved by varying energy applied to the evaporative surface by the evaporative assistance element over a total emission program; - constant, increasing, or variable evaporation rates are achieved by varying energy applied to the evaporative surface by the evaporative assistance element over a total emission program; starting the total emission program for the volatile composition dispenser; increasing the energy applied by the evaporative assistance element to a first energy in a first energy boost period, wherein the first energy is the highest energy within the first 24 hours of starting the total emission program; operating the evaporative assistance element below the first energy over a first extended emission period following the step of increasing the energy applied to the evaporative assistance element in the first energy boost period; increasing the energy applied by the evaporative assistance element to a second energy in a second energy boost period, wherein the second energy is less than the first energy; operating the evaporative assistance element at or below the second energy over a second extended emission period following the second boost period, wherein the length of the second energy boost period is no more than half of the length of the second extended emission period; and increasing the energy applied by the evaporative assistance element to a third energy in a third energy boost period, wherein the third energy is greater than the first energy.