first of all we have to understand that scars are holes or pits in the skin , and marks are dark spots. which one do you have is most important to determine.
treatment for scars is different from that of spots.
if you have spots, use gycolic acid 6% cream on it, at night daily. that should help.
you can also get chemical peels
done and they would help.
for scarring:- DERMAROLLER
is used for treating Acne Scars
its an instrument with small sharp microneedles which act on acne scars.
if your dermatologist
does these procedures, he can do them for you.
they cause transient redness
for a day and then you can go back to work, you could get it done on the weekend. its an office procedure which takes around 30 minutes.