You have my permission to use these as long as you..
1# Ask for my permission to use the stock before you use it. (you dont have to)
2# Credit me on the photo.
3# Put a link to my used stock with you picture.
4# Put a link on my page so i can see what you have done with my stock.
5# Do not use my stock out side of DeviantArt (you may ask, but no promises).
Thank you and make sure you follow my rules.