"....So far I've focused on the Lithium space, which is the flavor du jour with investors.....biotech is still in the doldrums...."

Can't disagree with that, but I'm not so sure about this criticism of Lithium stocks and linking to it from the RVX board. Ouch!

"....2. Check the share structure to see how many shares are already issued. Many of these companies have been around for a long time and already have 50 or even 100+ million shares issued and little or zero revenue...."