A web user associated with a specific CommTrack program can only visit reports automatically filtered for his program/location. You can do this either on the Invite Page or on the Edit Page.
Option 1: Go to Users tab, select Web Users & Roles on the left navigation bar. Make sure the checkbox for " When you create a new web user under Users Tab, you have the option to 'Restrict Web User access based on location" '. Make sure it is tickled. C Click on 'Invite Web Users'. An email invite would been sent to you and the invited person. Once Once the invited person confirms and accepts invitation, he/she would show up on the Web User page.
In our example, once you set the Program associate with oddmilk.test@gmail.com to be MCH, this web user would only have access to reports and data associated with this Program.
Option 2: blocked by active bug