The answer is you cant. They just didin't build it to trade hopfully you can in the future.
You do not need a Pokewalker to trade Pokemon. The DS has built-in wireless communications. The DS does not need the Pokewalker to trade Pokemon.
find it on your pokewalker or trade from diamond or pearl
No, you can only trade it from Pokemon Diamond, Pearl, or Platinum.
The only way to get a Snorunt is to transfer it from your Pokewalker. You get Snorunt on Icy Mountain Road on the Pokewalker. You can also trade a Snorunt from the GTS.
To trade you can send whatever Pokemon you want and what the other person wants send it then give it to him (or her)!
No you couldn't because if you like Pokemon then why would you trade them for something else.
You have to catch him in SoulSilver and trade it, or use your PokeWalker
non ,but you can trade Pokemon to pokewalker .....
use your pokewalker from Sinnoh Sound or trade from D/P/Pt
You can not find a Spiritomb in Heartgold. The only way is to trade it or by getting through the Pokewalker.
yes you must trade from platinum diamond pearl or Pokemon battle revolution if you can from revolution
Tropius is available by trade or by using the PokeWalker (Big Forest with 6,000+ steps).