Before submitting an appeal, please read this thread on SteamRep's forums.
After reading the above thread and the points below, submit your scam appeal here. Make sure your forum account is linked to your Steam account before submitting.
Note that we use these procedures and policies for our own appeals, so take note of what is listed there. You have only one appeal, use it wisely.
Repay the victim(s) before appealing. Failure to do so will result in your appeal being denied.
Be honest in your appeal. Lies will lead to your appeal being denied.
Be straightforward. Explain clearly why you are appealing.
Watch your thread. Admins will communicate to you through this thread, be sure to respond with any requested information in a timely manner.
Do NOT ask for people to vouch for you on your thread. These vouches are worthless and in most cases will be ignored entirely.
Disclose all of your alt accounts. Failure to do so will result in your appeal being denied.
Ensure your profile and backpack are public on ALL of your accounts.