Properly, there is at least grand of work there if your paying out your own pocket with a couple of favours thrown in

That would need most of each side sprayed in to blend the paint, also how far that needs to be cut back may mean you need a bigger panel to cut out what you need.
Your inner wings will need some work, custom fab let in and proofed.
The sills look a bit crispy too poking out, best get the sill covers off to see if its even worth saving

Mine was worse a few Mk3's ago quoted £900 from a friend to do it, went out and bought a new Mk3 for £450 with sh!t loads less rot and stripped the good bits off for spares.
Question is does the anni tag make it worth it......
Thom will be able to give you good guidance