They would only be able to go to one particular user.
Some research has looked at the particular users of online communities.
Other are background processes, which are not associated with particular users, but instead have some specific function.
Value-in-use is the value to one particular user, and may be above or below the market value of a property.
When something notable happens to a particular user, the server sends a message about that event down to the phone in question.
Web-based programs usually attempt to incorporate all of these areas and customize them for a particular user.
Say particular users keep typing, "no, darker" when they ask for chartreuse.
Flexibility: the design can be adjusted to the needs and behaviour of each particular user.
Functions and output can be customized to a particular user's needs.
There is also capability to review all edits made by any particular user.