Here is a selection of video tutorials from WordPress.tv for more advanced but common tasks you might encounter in managing your WordPress site.
1. How to add new categories or edit/delete existing ones
As your site grows, you may find you need more categories to organize your content and make sure important posts remain accessible for longer. You can also go back and edit existing categories, though you might want to avoid changing the “slug” on any older categories to ensure that your URLs don’t get altered.
Don’t waste twitter space pasting whole links into your messages — econ.omize!
You can say a lot with only 140 characters, but you don’t want to be wasting valuable space on links, so what can you do?
Luckily, shortening URLs using bit.ly is the easiest thing in the world to do. And as an added bonus, it keeps track of how many people actually clicked your link, as well as other more advanced features.
It should also be mentioned that URL shorteners make your tweets look uniform & elegant.
This quick tutorial should help get you started: