NASDAQ, I am not sure about the nasdaq requirements, I will research, but with the AMEX there are several different options for being listed one of which does not require the high PPS but does require a higher total market cap. Also, the additional shares will be needed in order to maintain the liquidity.
imo
I'm getting thirsty dammit!
Oh yea, everthing is my opinion only. Please make your own decisions and consult your own financial advisors for both investment and income tax issues.