Email me with any questions or suggestions: lafeb at dmdservice dot com. This PPT was created in order to present to a local Meetup group. However, the meeting came and went without a single attendee (out of a possibility of 180). It appears they know everything there is to know about QR codes. Therefore, I have uploaded my presentation in hopes someone wanting/needing this information can make good use of it. Enjoy!
Clipping is a handy way to collect important slides you want to go back to later.