There used to be two annoying things on Instagram. Then Instagram started to allow multiple account-switching. The second was, that up until now, you couldn't tell exactly when an image was posted on the platform.
It's getting easier to use Twitter for customer service - A lot of people turn to Twitter to ask for help from or to air their grievances against a particular company knowing they can get a response faster that way.
Facebook introduced analytics for apps at in March, and the social network recently published a white paper outlining five ways for developers to take full advantage of the information available to them.