If you take an icon from this community, please credit to either eowyns_musings or d_b_e. See below for a little tutorial on how to do that ;)
If you upload a new image, you'll get this screen:
 Enter whatever description you want the icon to have after "Keywords" (in this case I wrote Brian - what some?) and under "Comment" you can then give credit (in this case Icon by < lj comm="d_b_e" > - just get rid of the spaces).
If you want to give credit, but have already uploaded the icon, no problem:  Once again, enter your description after "Keywords" (my example Brian - what some?) and after "Comment" you give credit (my example Icon by < lj comm="d_b_e" > - once again, get rid of the spaces).
In both cases, the outcome looks like this on your "Userpics" page: 
For posting access, simply join the community. You may post requests for icons, websets, journal customisation, etc. Enjoy. | 
