R/S/E? Defeat Wattson.
D/P/Pt? Defeat Roark.
Once you get the 7th badge you will be able to use rock smash outside of battle.
rock smash is hm06 and is found in mauville city but you need the dynamo badge to use it outside of battle
You use the HM rock smash. You can use it outside of battle after you beat the first gym.
Use Rock Smash outside the Ruins of Alph.
You have to complete some gyms, then you will get Rock smash, and the ability to use it outside of battle. Then go in. Two people should be on opposite sides of the rocks. Rock smash through and you are in Vendaturf.
you find it in the cave by verdanturf town but you need to to beat the third gym to be able to use it outside of battle
Well you need a Pokemon with the move and the correct badge that enables you to use rock smash outside of battle. It could be the mauville badge, that im not for certain.
When you first enter the Oreburgh gate, the hiker will give it to you. Beat Rorark to use it outside of battle.
First of all, badges get you into the Pokemon league. The coal badge in paticular, lets you use HM rock smash outside of battle.
The 3rd Gym
A hiker, when you enter Mount Coronet in the beginning of the game, gives you the HM rock smash. Outside of battle this will allow you to break rocks. You can't use this until you defeat Roark of the Oreburgh city gym.
Ones that, when you press 'a' on them, say a Pokemon might be able to smash it when you don't have a Pokémon with the move Rock Smash on your team, or haven't obtained the badge to use it outside of battle yet. They're a sort of triangular shape with cracks in them (see image in related links).