Some of the options for removing things.

Command  
rm -d Attempt to remove directories as well as other types of files.
rm -f Attempt to remove file without prompting for confirmation. If file does not exist, do not display diagnostic message. The -f option overrides any previous -i options.
rm -i Interactive mode
rm -R Attempt to remove the file hierarchy rooted in each file argument. The -R option implies the -d option.
rm -v Verbose mode