Pronunciation classes?

[achen]

I see many online pronunciation classes or accent reduction classes. also there are like American accent training classes. Do those things work? they cost a lotta money but I am interested

 

[Tdol]

Raindoctor, who knows his stuff about pronunciation, suggests that they may be useful:
https://www.usingenglish.com/forum/...9-want-remove-my-thick-accent.html#post810833

However, check them out carefully first before parting with cash.