How to buy pls with fiat?

For those of us seeking to acquire PLS using fiat currencies, what are the steps involved in the process? Is there a direct method of conversion, or do we need to go through an intermediary? What platforms or exchanges support this type of transaction? Are there any specific requirements or limitations we should be aware of? Additionally, what are the associated fees and transaction times we can expect? Understanding the entire process from start to finish would be invaluable for those new to the world of cryptocurrency and PLS specifically.