manipulate strings with methods manipulate strings with methods strings come bundled with special functions called string methods that you can use to work with and manipulate strings there are numerous string methods availablebut we'll focus on some of the most commonly used ones in this sectionyou'll learn how toconvert string to uppercase or lowercase remove whitespace from string determine if string begins or ends with certain characters let' goconverting string case to convert string to all lowercase lettersyou use the string' lower(method this is done by tacking lower(onto the end of the string itself"jean-luc picardlower('jean-luc picardthe dot tells python that what follows is the name of method-the lower(method in this case note we'll refer to string methods with dot at the beginning of their names for examplelower(is written with leading dot instead of as lower(this makes it easier to differentiate functions that are string methods from built-in functions like print(and type(