By leveling up your Pokemon
It can help raise/lower certain stats. Like wiki poffins raise the beauty stat. They help your Pokemon win certain contests, too.
no
You don't need them for the storyline, you get them so your pokemon can hold them and raise their stats.
No its only for Clampearl.
with raising the Pokemon with that Pokemon for many time You can raise your Pokemon happiness by defeating many trainers with Pokemon do you want to raise.
Just training your pokemon by battling is the main way to raise it's attack, you can also feed it items such as Carbos, Irons and other foods that raise stats.
To evolve Milotic you must raise its Beayty stats with certain pokéblocks to maxim
Effort Values? Its the raise in stats you get from battling your Pokemon against others. e.g. by battling zubats, your Pokemon get increased speed stats. You cannot get infinite evs though. You can also use Protein and Iron etc. They count as evs too.
You raise your Pokemon with love and kindness so that they will repay the favor later on in their life.
The vitamin shop is in Slateport City's market area which is on the western side of the city.
The levels remain the same, you raise your Pokemon to those levels to evolve them.
they watch your Pokemon and raise its levels