Limit the summary buffer to articles that match some subject (gnus-summary-limit-to-subject).

Limit the summary buffer to articles that match some author (gnus-summary-limit-to-author).

Limit the summary buffer to articles not marked as read (gnus-summary-limit-to-unread). If given a prefix, limit the buffer to articles strictly unread. This means that ticked and dormant articles will also be excluded.

Ask for a mark and then limit to all articles that have been marked with that mark (gnus-summary-limit-to-marks).

Ask for a number and then limit the summary buffer to articles older than (or equal to) that number of days (gnus-summary-limit-to-marks). If given a prefix, limit to articles younger than that number of days.

Limit the summary buffer to the current article (gnus-summary-limit-to-articles). Uses the process/prefix convention (see Process/Prefix).

Pop the previous limit off the stack and restore it (gnus-summary-pop-limit). If given a prefix, pop all limits off the stack.

Limit the summary buffer to articles that have a score at or above some score (gnus-summary-limit-to-score).

Include all expunged articles in the limit (gnus-summary-limit-include-expunged).

Include all dormant articles in the limit (gnus-summary-limit-include-dormant).

Include all cached articles in the limit (gnus-summary-limit-include-cached).

Exclude all dormant articles from the limit (gnus-summary-limit-exclude-dormant).

Include all the articles in the current thread in the limit.

Exclude all dormant articles that have no children from the limit (gnus-summary-limit-exclude-childless-dormant).

Mark all excluded unread articles as read (gnus-summary-limit-mark-excluded-as-read). If given a prefix, also mark excluded ticked and dormant articles as read.