How to buy sol chain tokens?

Can you please elaborate on the process of acquiring Solana (SOL) tokens? Are there any specific platforms or exchanges that are recommended for purchasing SOL? Additionally, what are the necessary steps to create a wallet that can hold SOL tokens, and how do I ensure the safety and security of my tokens once they are in my possession? Is there a minimum investment requirement, and if so, what is it? Lastly, what are some potential risks or considerations to be aware of when investing in SOL tokens?