You can easily create a group email in Gmail and send an email to a group of contacts at once with a few clicks.

Gmail addresses are not case sensitive, and you can actually add dots to your addresses without changing its functionality.

This article explains how to set up email accounts on an Android phone. The instructions apply to all Android devices regardless of the manufacturer (Google, Samsung, etc.). How to Set Up Gmail on ...

To switch between inboxes, tap the Profile icon in the upper-right corner and choose an email address. Another option is to install the provider's app. Outlook and Yahoo have their own apps. This ...