Only because I love paint.net and this community so much, and I have been a guilty lurker for so long.
So basically this tutorial will let you edit photos of people in high quality. The example photo is a pretty low quality, but the same process applies for all pictures.
For example, you can go from this picture:
to this
using the same process.
Oh, and P.S. before you start insulting the model, it's me.
Start up your Paint.net program, pick a picture, and get ready to learn!
STEP ONE:
STEP TWO:
STEP THREE:
STEP FOUR:
STEP FIVE:
STEP SIX:
STEP SEVEN:
STEP EIGHT:
STEP NINE:
STEP TEN:
STEP ELEVEN:
STEP TWELVE:
STEP THIRTEEN:
halfway there...
STEP FOURTEEN:
STEP FIFTEEN:
STEP SIXTEEN:
STEP SEVENTEEN:
STEP EIGHTEEN:
STEP NINETEEN:
STEP TWENTY:
STEP TWENTY-ONE:
STEP TWENTY-TWO:
STEP TWENTY-THREE:
STEP TWENTY-FOUR:
STEP TWENTY-FIVE:
STEP TWENTY-SIX:
Have fun with this. I edit EVERY good picture I find. It's addicting.
Post your creations! I'd love to see them!
I'll post my results of me doing this later. You can give it a go if you want: 
