next to the pokemart in maville is a house a girl says she wants a harbor mail u can find it in both the trick room and in the mart in slateport u can either go through the trick room and find it or u can buy it for $50 in slateport once you give her the harbor mail she'll give u the coin case hope this helps :)
You buy harbor mail and give it to a girl she will give you a coin case.
You get the coin case in the house next to the game center in mauvile town.The lady will give you it.
trade harbor mail with a girl in mauville
get a harbor mail from the trick house then trade it in to the girl in the house right next to the mart in mauville city
go to your mom after getting your 5th badge this works for both sapphire and ruby but am not sure about emerald !!!!!!!!!
You buy harbor mail and give it to a girl she will give you a coin case.
You get the coin case in the house next to the game center in mauvile town.The lady will give you it.
it is in the caseno in mauville city but you need a coin case.
trade harbor mail with a girl in mauville
Go to Mauville and into the building to the right of the Game Corner. There'll be a girl inside who will trade you a coin case for Harbor Mail.
get a harbor mail. Then go to mauvile city,and then find a house left of the pokemart then she will trade you a coin case..by: kordell
The Coin Case can be obtained from a woman in a house located in Mauville City.The house is right to the left of the Poké Mart. Harbo Mail must be in the bag because the woman will offer a coin case in exchange for it.
The coin case is given by a girl who nees harbor mail in mauvile city she lives in a house near the pokemart if you give her the harbor mail you will get a coin case you can get the mail in slateport city's pokemart or the market outside.
get a harbor mail from the trick house then trade it in to the girl in the house right next to the mart in mauville city
The lottery corner is in Mauville city which is North of Slaeport. To get a coin case, you must get a harbor mail then bring it to the lady into the first house you can go to
go to your mom after getting your 5th badge this works for both sapphire and ruby but am not sure about emerald !!!!!!!!!
You can only get one coin case.