Here's where you can see a list of services where Solana is staked -
Solana Earn - Coinando. Most of them mention exchanges, and if you are registered on any of these exchanges, you can stake Solana there. You can also stake Solana in Atomic Wallet. But it was recently hacked, so I don't know if it can be trusted. Here is another service where you can get information about staking Solana -
Solana SOL Staking Validators & Calculator | Staking Rewards. Also Solana can be staked in Phantom Wallet.
Information is the basic raw stage of transformation. Solana can be stake on exchanges that have already enlisted them and joining discord groups to enable oneself been shifted for public announcements of the projects.Stake coins can be generated or heavily linked to top exchanges that have listed prominent projects like Binance, OKEX and others in the space. OP should simply follow the instructions given because there's no nothing like good advices these days because everyone minds his or her business and focuses on the mainstream source of income.