A category is used to classify a particular sentiment stamp as being appropriate for that category of occasion, purpose or event.
- Each stamp has at least one category.
- Stamps can, in theory, have as many categories as needed, though most have between two and six.
- The primary reason a stamp can have multiple categories is that it could be used for multiple purposes.
- A variety of factors are used determine what category or categories are used.
Oct 15, 2025