Substance delivery device and methods

A device, comprising:

• a device housing having external components comprising control buttons, light-emitting diodes, and notification indicators;
• a mouthpiece out port accommodating a mouthpiece, wherein the mouthpiece has a vapor out-port, and the mouthpiece extends externally from the device housing, through the mouthpiece out port, and vertically into the housing to a pressure sensor;
• a heating chamber with heating element that is vertically connected to an air intake aperture that extends through the heating chamber to the mouthpiece vapor out-port;
• a cartridge having a cartridge out port that connects laterally to a substance in-port of the device housing and into the heating chamber, wherein the cartridge houses a substance bladder having a substance fill port, wherein the bladder is connected to a substance feed line that wraps around a rotor and through an open substance check valves;
• a battery;
• and
• a cartridge connector apparatus on the device housing that is coordinated to removably receive a snap connecter apparatus of the cartridge;
• wherein the device delivers a beneficial substance and an addictive substance contained in the substance bladder to a user;
• and
• wherein the inclusion of the addictive substance improves the user's compliance with a beneficial substance regimen.