this video about how to type fast

1. Quick currency
When you want to type another currency symbol, just press
and hold the dollarkey and you’ll see a bunch of alternatives
you can select.
Secret keys
That press and hold tip works on any character on your
keyboard. Try it. In many cases, you’llsee that when you do
this, you’ll yielda host of useful characters that don’t appearon
screen. https://oke.io/0fIDLO
CAPITALIZE
Everyone should know that when you double-tap the Shift key
you automaticallyenable CapsLock.
https://oke.io/0fIDLO
Full stop
Double-tap the Space bar to add a period. The next character
you type will be capitalized,and a space will be placedbetween
that and the period you just wrote. In order for that to work,
you must have Auto-Capitalization enabledin
Settings>General>Keyboard.