Users A user in your account are those who can send notes after scanning a QR-Code
Specify username|password|list of project codes (comma separated) for each user. One per line.
If project codes are not given, the user would have permissions to post reports for all codes.
Projects One project is a set of QR-Codes used to collect notes from those who scan them
Project codes Each code refers to a QR-Code placed at some point in the project