How do you buy the root network?

How do I go about purchasing the Root Network? Is there a specific platform or exchange that I should use? Do I need to have a specific type of cryptocurrency to make the purchase? Are there any fees associated with buying the Root Network, and if so, how much can I expect to pay? Are there any restrictions or limitations on who can buy the Root Network? Additionally, is there a minimum amount that I need to buy, or can I purchase any amount that I want?