Where can I buy Omni Network?

Excuse me, I'm interested in investing in Omni Network, but I'm a bit unclear about the buying process. Could you please elaborate on where I can purchase omni network tokens? Are there specific exchanges or platforms that support its trading? Additionally, are there any requirements or limitations I should be aware of before making a purchase? Your insights would be greatly appreciated as I'm new to this field and want to ensure a smooth transaction. Thank you for your time and assistance.