Yes, with money they are 100% prepared to lose and they could end up with a better dollar cost average than many older investors.
Folks who are leveraged to pay for the holidays, have credit card balances should service those debts before investing because it is just as likely as mot there will be yet another last opportunity to buy post-SNO and we could take a scalping from this price level of SNO is a bust.
I am not going to say gave 6 months cash savings first and all of that other advice that would make it tough to start investing at all.