— SteemCN

!case [sensitive-insensitive] - sets the case sensitivity of the mentions checking to sensitive (lowercase only) or insensitive (lowercase and uppercase).
!delay minutes - tells the bot to wait X minutes before checking your posts.
!help - gives a list of commands and their explanations.
!ignore username1 username2 - tells the bot to ignore some usernames mentioned in your posts (useful to avoid the bot mistaking other social network accounts for Steem accounts).
!mode [regular-advanced-off] - sets the mentions checking to regular (only posts), advanced (posts and comments) or off (no checking). Alternatively, you can write normal or on instead of regular. You can also write plus instead of advanced.
!off - shortcut for !mode off.
!on - shortcut for !mode on.
!state - gives the state of your account (regular, advanced or off).
!switch [regular-advanced-off] - same as !mode.
!unignore username1 username2 - tells the bot to unignore some usernames mentioned in your posts.
!wait minutes - same as !delay.
!where username1 username2 - asks the bot to show where in the post it found typos for the specified mentions. Alternatively, you can write this command with no parameters and it will show you where it found all the mentions with typos in them.