If you want to improve the speed of your website, the first thing you
need to do is to look up your current page speed on Google Analytics. To
do this, log into your GA account, click 'Acquisition' and then select
'Page speed' from the menu.
Most REST APIs are used to interface with a database or perform other
actions. Therefore, to interface with a Google Sheet, you first need to
find a REST API that returns data. Then you need to find a way to make
that data used for a Google Sheet. Th...