ok. hope this helps.

go to this website called:
www.upokecenter.com/games/dungeon/guides/wondermail.php
there you can make your own wonder mail. its easy! not hard at all! you can incluce what
the rewared will be and put in money two! you can chose what dungeon it sould be + you can
also make the rewared be a friend aria! there are 4 friend arias:
1.Mt.moonview
2.Sky Blue Planes
3.Bolder Cave
4.Dragon Cave
the rewareds you chose can also help you in dugeons & other things. Oh and wate theres
more! The friend arias help two cuz in the game after you beat story mode. you will see a
post at the bullited bored about the smurgla and you will unlock a dungeon & smurgle will
join! And when you free gardivor from the curse the next day you will fined Gardivor at
the pokemon sqare, talk to her and she will join your team.

i hoped it helped!
Engoy your Wonder mail genorator!

please thumbs up this walkthrough.