Figure 2.
Reminder systems can be classified by facets such as push or pull information acquisition, and the type of user engagement (passive, active): examples of each classification are shown here
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.