Are you proficient with a number pad? Use the built in Labs feature to control Gmail with custom keyboard shortcuts to execute multiple tasks quickly.
Though Google is often called an advertisement company, it seems that they want to establish that they favor its users at all cost, by having a native ad blocker on Chrome.
If your Google Drive Storage is full and you want to share your files with someone who has plenty of storage in their account, then this trick is for you.
Get Chrome for Android's newest change that moves the URL bar to the bottom & enables a brand new bottom navigation bar which vastly improves usability.