You should try to get to Fuchsia City by getting a okeflute from the top floor of pokemon tower in Lavender town and wake up the sleeping Snorlax but first you need a silph scope to get to the top of pokemon tower.
go south of cerulean city
You go to Vermilion City and go to the dock and talk to the sailor there and he'll ask which island you want to go to
u have to go to vermilion city go to the Pokemon center talk to the girl next to the counter and she gives you the vs seaker
In Cerulean City. You have to go talk to the Pokemon Fan Club Chairman in Vermilion to get the bike voucher before you can get the bike though.
After getting the 2nd badge go south from cerulean city and use the underground path to continue your journey south to reach vermilion city.
You can catch one of the three legendary dogs; Bulbasaur=Entei, Squirtle=Raikou, Charmander=Suicune. you can catch them in vermilion city, fly to vermilion city and go north, you can find them in the last rows of grasses in the upper part of vermilion,
Its south from Saffron City now you can't go to saffron city because its blocked to reach vermilion city you need to go through the underground path on the route below cerulean city then after going through the path continue south to reach Vermilion City.
Go to the dock of Vermilion city(you have to have the ticket first).
yeah, it's easy men you know. By the time you arrive in vermilion city, go to the ship and when you get inside go to the first cabin it's your's cabin.
Go though the underground path in celebruen city.
First record 30 Pokemon or more in your pokedex once you complete that head to vermilion city then go east go inside the big building and go upstairs talk to the scientist and say YES to his question you will get the itemfinder.
go to vermilion city and go to the Pokemon fan club talk to the chair man, and he'll give you a bike voucher. go to cerulean city and go to the bike shop and he'll give you a bike. PS- DONT WASTE 1,000,000 POKEDOLLARS ON A BIKE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!