1. Assign a Picture to Your Contacts
If your contacts have Google accounts, the profile photos they've uploaded automatically attach to their emails and chats. However, you can change how those photos appear to you. Head to your Gmail "Contacts" page, where you can search for a user. Hover over the user's photo field to "change picture," then upload anything you choose. Keep in mind, this person never has to know! Then, enable the following lab to see contacts' pictures in chat.
If you're one of the 425 million people who uses Gmail, chances are you've also experienced Google Talk, the company's peer-to-peer chat program. Specifically, millions of people rely on Google Talk's email chat, fondly known as Gchat.
If you log time on Gchat, you should know about a few tips to make the experience more rewarding. We've gathered 10 such features to share with you, including picture hacks and hidden emoticons.
Please share your own Google Talk and Gmail knowledge in the comments below.