Familiarize yourself with Google's E-A-T principles-- Know-how, Authoritativeness

https://silver-rate-ledger.cavandoragh.org/how-to-redeem-codes-in-google-play-games-when-it-applies-and-when-it-doesn-t

Familiarize yourself with Google's E-A-T principles-- Competence, Authoritativeness, Reliability-- as they play a considerable function in SEO-friendly material development.