1. Yes, click the "Click To Attack Files" button in the full editor.
2. Yes, use your favorite image hosting site - like http://imageshack.us/
3. You would need to set the size of the image to whatever you want, before putting it in the post.
4. Not sure.
It's not a lower quality version, you're just getting a "guideline for the number of posts your community can support" (30,000) and a "average number of users your community can have online and browsing at any one time" (10) - which a standard license does not have. You're still getting the latest and greatest version of IPB. It really is a great deal, considering you're getting hosting, all of the IPB applications and a free installation all for only $9.99 each month.
There is a modification to have the username the same color as the usergroup, not sure what it is. :whistle: