The official Gmail blog has compiled their picks for the top 10 least known Gmail features. Of course, Lifehacker readers tend to be email ninjas, so this list might be a bit on the old-hat side to you. However, I found it a good refresher (conversation update notification, offline chat) as well as a good source of the new (reply by chat, mobile Gmail). If you have an unknown Gmail hack, please share in the comments.
Ten Features You Might Not Be Using
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roanokecollege/Flickr Even if they haven't gone so far as to get formal self-defence training, many people (particularly women) have considered what strategies they'd deploy if they were attacked by a stranger. A popular thought is that one would use an object on your person as a weapon of defence - like keys, for instance.
Even the busiest worker suffers from poor motivation every once in a while. Maybe it's been too long since your last holiday or maybe that work project you poured your heart and soul into failed miserably. Whatever the reason, you need to buck up before it starts affecting your professional reputation. This infographic explains 10 tried-and-tested methods that will help you to stay motivated.