n - toggle display of line numbers a - append / input text AFTER current line c - clear / erases the current line and starts input from current line i - insert / input text BEFORE current line e - erase / erases current file in memory, and loads new file specifed g/re - search for expression "re" and print instances h - help file l - list lines specified m - move specified line/range to a line AFTER specified address q - quit Q - quit r - read specified file into buffer at current line w - write [ file ] edit (end)