Buy 2 Balls and 6 Potions(5 if Vape)

Sell Tm34 and Nugget, Buy 6 Repels

Boat Menu: Teach Bubblebeam

Cut Menu: Teach Dig then teach Cut

Bike Menu: Swap slot 1 for Bike then teach Thunderbolt

Skip underground elixir

Celadon Shop: Buy 11 X Acc(12 if Vape), 6 X Speed, 2 X Attack, 6 X Special(5 if Vape)
Buy Soda Pop then Fresh Water, Trade Fresh Water then Soda Pop then buy Fresh Water
Buy 1 Poke Doll, 7 Super Repel(6 if Vape), 3 Super Potion then 1 Tm07
(Flareon has 124 dollars left, Vaporeon has 149 dollars left)

Fly Menu: 
Swap slot 2 for tm48
Use Super Repel
Teach Fly
Teach Tm07 in slot 2 then teach tm48 in slot 1
Swap slot 3 for X Accuracy
Teach tm13 in slot 4

Pick up Hidden Tower Elixir

Ghost Menu: Swap slot 5 for X Speed then use poke doll

Machoke guy: X Acc + Drill

Silph EQ Menu: Swap slot 2 for Super Repel then teach Earthquake in slot 1

Arbok: EQ
Silph Rival: X Acc + X Speed, Drill x2, EQ x3
(If Vape: Drill, EQ x3, Drill)
J&J: EQ x3
Giovanni 1: EQ, X Acc + X Speed, Drill, IB, Drill

Vaporeon can now do Sabrina after early Erika

Snorlax Menu:Repel, Swap slot 6 for X Special then (Super Potion) Elixir then use Flute

Safari: Super Repel + Bike
Safari 2: Repel

If need to heal before Koga then heal + use 2 Rare Candy(assuming late erika)

Pallet Menu: Use Super Repel then swap slot 8 for Super Potion

Mansion: Repel and get Mansion Candy

If Vaporeon get Max Ether in the water on way to Victory Road
*You cannot Center Skip with Vaporeon

Bruno Menu: Swap Bike for Elixir then use Rare Candy then use Elixir

Bruno Menu Center Skip: Swap Bike for Rare Candy then use Max Ether then use Candy