When you get the skin in forum pm, after you have paid, there are some simple steps to ensure you get to use your skin. 1) Right click the photo of the skin 2) click "save picture" or something similar to that 3) Once the picture is saved, go to minecraft.net 4) Once on the website, login if you are not already. 5) After logged in, go to the "Profile" tab at the top of the website 6) Go down to the "browse" button. 7) Find the picture you have saved. 8) Select the picture to upload it and click "upload" so it is changed 9) Once you click the "upload" button you will have to close Minecraft completely and log back in. 10) enjoy! If any questions, pm me in-game or on forums.