Jetpack it’s nice for some additional features like notifications when someone replies or comments on your post, stats, and the ability to push your posts to your Facebook, Twitter, Google +… – you will need to sign up for WordPress.com account to use it
Tip #02: when you are looking for technical blogging info on line always check the date the blog post was published. Things change so quickly on line!
Tip #03: as tempting as it is, do NOT download every plugin you can think of. Every plugin weights into the loading time of your site and people get impatient and leave if it does not load quick enough. Choose wisely.
Your turn: tell me your own must have plugins for WordPress and one plugin you have uninstalled and why.