1. Press Ctrl-P/Ctrl-Shift-P/Shift-P (default) to take a screenshot
2. Close Blockland
3. Open whatever internet browser you have, and go to an image hosting website (e.g.
Imageshack)
4. Follow the instructions.
5. When it asks you to locate your image(s), go to Blockland>Screenshots and select the ones you want
6. Allow to upload
7. Copy the link of your image
8. In the forum, when you are typing your post, click on this image:
9. In between the [img] tags that appear, paste the link
10. Preview and Post