Primary Delimiter - Delimits item rows, usually (and if blank): [LF/CR], use when items contain line-breaks
Secondary Delimiter - Delimits items within row or record. Often commas or in server dumps: ","
Search / Replace - self-explanatory (HINT: When copying from spreadsheet, replace [TAB] with '</td><td valign="top">' <= Table Builder!)
Repace only FIRST / LAST occurence - self-explanatory
Add line header / trailer - self-explanatory (HINT: When copying from spreadsheet, add '<tr><td valign="top">' as header and '</td></tr>' as trailer <= Table Builder!)
SQL-ize/ Mail-ize - Creates SQL scripts from list suitable for PHP/MySQL, including insert, update, create table, and mail(), easily converted to other systems/languages
Multi-Spaces to one tab - Multi-item lists containing spaces (copied from web or other documents may contain spaces or s). Converts to single [TAB]
Replace '-xxx-' - read label and try
Replace '-aaa-', '-bbb-', '-ccc-'... - read label: Useful for multi-item rows (e.g. for non-identical table columns)
List 2 items CONTAINED in List 1 items - Mentions(!) list 2 item that are substrings of any List 1 items (duplicate in updated list finder)
List 2 items IDENTICAL to List 1 items - Mentions(!) list 2 item that are identical to any List 1 item (duplicate in update list finder)
List 2 items DIFFERENT from List 1 items - Mentions(!) list 2 item that are NOT identical to any List 1 item (duplicate in update list finder)
List 1 DUPLICATE items - Only uses list 1, lists and mentions duplicate items (list analysis)
List 1 UNIQUE items - Only uses list 1, lists and mentions unique items (list analysis)
List 1 REMOVE DUPLICATE items - Only uses list 1, list cleaner
List 1 REMOVE items containing flag - Only uses list 1, removes lines containing flag field text
List 1 RETAIN items containing flag - Only uses list 1, removes lines NOT containing flag field text
Sort Results - self-explanatory
IMPORTANT - LIST 1 and LIST 2 will not be modified! There is no need to undo anything (though possible through browser-undo (right-click). Keep messing with the settings until desired results are achieved! Your input is incorruptible. FOR LONG LISTS USE OPERA WEB-BROWSER!