Strat Differences:
Assuming Liam fought
+ Attack Fights Misty early at L18
	Staryu: MS (MS again if Harden, MK after the heal if WP)
	Starmie: MS x2 + MK
Rare Candy x2 between NB 2 and NB 3 (22 -> 24)
Rare Candy x2 before Lift Key guy (33 -> 35)
Gio 1 Kanga: MK + MS (can lead MS if less than 23 Speed IV)
Koga Weezing WP x2

Pros of + Attack:
Chance to 3HKO Bulbasaur 1
Consistently 3HKO Wild L4 Pooch
Rival 2 Pidgeotto always outspeed
Rival 2 Pidgeotto MK 11/16
Rival 2 Bulbasaur MK 100%
NB 2 Pidgey WP instead of MK
NB 4 Nido M 14/16
NB 4 Nido F 13/16
NB 5 Mankey never a range
Always faster than NB 5 Mankey
NB Rocket Ekans 13/16
NB Rocket Zubat WP instead of MK
Franklin WP instead of MK
Picknicker Kelsey Nido M WP instead of MS
Picknicker Kelsey Nido F WP instead of MS
Dig Rocket Machop MS instead of MK
Venonat MS (11/16)
Can lead MS on Slowpokes and MK kills after Growl
Martha Oddish MS instead of MK
Lavender Rival Gyarados 15/16 -> 100%
Can Tackle Lavender Rival Kadabra 

Cons of + Attack:
WG* Liam Sandshrew 100% -> 12/16
Colton Caterpies WG* 15-16/16 -> 7-13/16
Colton Weedle WG* 100% -> 10/16 (still guaranteed with 31 IV)
James Metapod WG* 100% -> 12-14/16
Grunt Zubat WG* 100% -> 3-9/16
Koffing WG* 100% -> 14/16 (still guaranteed with 30-31 IV)
Much worse Misty fight
Dig Rocket Machop 14/16 WP -> MK
Boat Rival Ivysaur 100% -> 14/16 (100% with 31 IV and 3 extra Attack EVs)
Jigglypuff MS instead of WP
Ekans 1 100% -> 10/16 (can MS though)
Tower Grunt 1 Golbat 0/16 out of Torrent
Koga Muk 2HKO 100% -> 95%
Koga Weezing OHKO 6/16 -> 0/16
Blaine Ponyta WP OHKO 16/16 -> 12-14/16
Blaine Rapidash Surf OHKO 16/16 -> 9-12/16
Blaine Arcanine WP 2HKO 100% -> 29.6%
Biker Gang 1 Grimer Surf 100% -> 12-15/16
Biker Game 3 Grimer Surf 13/16 -> 1-3/16
Silph Gio Kangaskhan 10/16 -> 1-5/16
Viridian Gym Machokes 14/16-> 4-6/16