How to Sign Message with an Address to prove ownership

1. Open your Qt wallet and copy the address you want to sign the message with

1. To find an address quickly, use coin control feature: http://solaris.helpsite.com/articles/24860-coin-control-options
2. Right click with you mouse on the desired address and hit copy

2. Click File>Sign Message...

3. In the sign message window, paste the address into the first field, then enter the message you want to sign and hit the Sign Message button.

4. A Signature will be generated. Hit the Copy button to the right of the field to copy the signature.