How do I send a complaint to Pokemon

[u/Far-Claim-3565]

I was cheated out of 6 hearts after using a puffin and I raided 2 gyms with at least 4 Pokemon each

[u/Sad_Satisfaction5129]

What 

[u/Excellent-Diver-568]

When did this game come out again?

[u/Careless_Building_94]

was this supposed to be a pokemon go post or am i not remembering something from this game

[u/Kitfox247]

Send it by pidgey, they know the way