1.Never trade a lvl 100 Pokemon for a lvl 50
2.Never do any Bad trades
3.You might be lucky to get a masterball or any good item
4.You might be also lucky to get a shiny pokemon
5.Their is a rumor of a secret wifi in your DS but i have never tried it
6.Some Pokemon that you get and its nickname and you try to re-nickname it Doesn't work
7.You must think before you trade you can never get your pokemon back
8. If you have alot of legendaries like you clone them or use AR trade them for some good Pokemon
-Blastoise