1. Go to http://www.imgur.com and upload a picture there.
2. Upload screenshot
3. Enlarge the picture
4. Copy the link
5. Click the button that says "img" when you edit your post and paste your link
6. ???
7. Profit
EDIT: opps, typos
2. Upload screenshot
3. Enlarge the picture
4. Copy the link
5. Click the button that says "img" when you edit your post and paste your link
6. ???
7. Profit
EDIT: opps, typos