Level 1
ST 6 PE 6 EN 6 CH 1 IN 9 AG 6 LK 6
Small Guns, Sneak, and Repair
Level 2
Sneak +8 (40), Small Guns +8 (40), Lockpick +1 (18), Repair +2 (40)
Lady Killer/Black Widow
Bobblehead (Intelligence)
Level 3
Small Guns +10 (55), Lockpick +2 (20), Repair +8 (55)
Gun Nut
Bobblehead (Medicine)
Grognak the Barbarian => Melee Weapons +1 (18)
Level 4
Sneak +15 (55), Medicine +5 (40)
Educated
Big Book of Science => Science +1 (26)