The upgrades available to you are:
X18 SCOPE => 500 G(S)
MUZZLE BRAKE => 300 G(S)

Usefull SKILLS you can buy:
HYPERFOCUS II => 100 G(S)
DOUBLE JUMP III => 100 G(S)
CAMOUFLAGE I => 2000 G(S)

You have 207 GOLD SHILLING(S)!