how to do the upside down question mark

Absolutely! The method can vary depending on the type of computer you are using. For Windows, you can use Alt codes. Hold down the Alt key and type 0191 on the numeric keypad, then release the Alt key.

For a Mac, it's pretty easy too. All you need to do is hold the Option/Alt key, and then press the regular question mark key.

Absolutely! For an iPhone, press and hold the ? key, a menu will pop up with inverted question mark, ¡, on the left. Simply slide your finger to it, then let go.