no one on Zelda actually talks
Play through the game and free kakariko from the twilight, after this you will be able to talk to your 'friends'
go to the far left part of the counter, and talk to Barns
Go to the place with alotta cats as a wolf (in twilight) and dig into the building and talk to Jovani
Talk to the guy sitting at the fire. he will give you a key and lantern.
go to the bar, then warp to karariko and go to the shaman's basement and talk to the man down there..
You must beat the water dungeon, then talk to the canon guy in lake hylia.
Take it to Ilia in Kakariko village. in the building in front of the graveyard entrance....you know... the round one
You are able to get 200 rupees every time you talk to the cat in his house which is almost the same thing as unlimited rupees.
If you mean talk to midna or warp, then in the gamecube version, you click Z to talk to midna.
The cave of ordeals is in the gurudo desert. You find part of the brige of eldin there. Talk to midna to warp it to the brige and come back. there will be a hole. that is the cave.
You have to go to lake hyrule on a building talk to the guy up there and he will give u a letter then show the letter to the man at the house cannon then your in guerdo desert
Don't Talk to Strange Men - 1962 is rated/received certificates of: UK:A