Cosmetic advice please

[Mark b]

A few weeks back I opened my drivers door and it scrapped on the pavement not realising I was on a camber anyway where the door hit the pavement it took off a little bit of paint and noticed a tiny bit of rust where the scrap has been. What's the best way to repair it before the rust spreads ?

You can just see the issue under the flash off my phone

[Mark b]

Just took a better picture

[madsb]

http://www.golfgtiforum.co.uk/index.php?topic=78498.0
http://www.golfgtiforum.co.uk/index.php?topic=252232.0

[lockie1969]

That really needs professional rectification, as corrosion has already started creeping up under the paint. the paint needs sanding back and sprayed