How to buy ido on polkastarter?

Could you please elaborate on the process of acquiring IDO tokens on Polkastarter? Are there any prerequisites that need to be fulfilled before embarking on this journey? Are there any specific steps that should be followed to ensure a seamless and secure transaction? Additionally, could you provide some insights into the potential risks and benefits associated with investing in IDOs through Polkastarter? Your guidance would be invaluable in navigating this complex yet exciting space.