First of all,you need a PokeRadar.
Next,loads of Max repels
Next,loads of PokeBalls
Now if u want a shiny electric pokemon,have an electric pokemon at the front,and back of your party,with the ability Static.This increses your chances.
Once you you have the PokeRadar,start.An ideal place to look for shinies if your a beginner at chaining(i will explain this)is the first routes.
Chaining-Chaining is an application on your PokeWatch.(you need to find this somewhere)It is number 20 or 22.
Back to chaining,u just follow patches,if u go to plain,non-shaking patches,ur in bad luck,its harder.shaking patches ar easier.a SHINING GLITTERING patch is a shiny pokemon.usually silver or blue or gold.
I own 1 shiny non-hacked!i was looking for a teddiursa and i got a shiny chingling!my other shinies,i got from a friend