there are 3 ways: stones, friendship and rock. stones: water stone=vaporeon, fire stone=flareon and thunder stone=jolteon. friendship: friendship day=espeon and friendship night=umbreon. rocks: mossy rock in enterna forest while leveling up (you have to give it a rare candy while next to the rock or go to the patch of grass diagonal next to the rock and level up(same for the other rock to))=leafeon and frosty rock near house in the snow=glacion(im going to evolve my eevee into a glacion cause its a girl and girls are beautiful and glacion is beautiful
You have to trade it.
level 40.
train it to level 40
trade it with an up-grade
you have to use a shiny stone
you have to trade it with it holdin a metal coat
It evolves at Level 30
yes keep on doing macthes and you will get leveld up and if you get leveled up a bunch of times you might elvole(elvole means somthing changed )
pikachu into raichu and evee into jolteon
17
High friendship between 4am between 8pm
You evolve porygon by letting it hold the "up-grade" then you have to trade to evolve.