you ask any of the old timers on hotcopper, page-2

Sandy ,,you can make very good money trading these penny dreadfulls ,,just wait for the flush to pass ,often followed by a prolonged low volume selldown ,then pick your time to buy ready for the inevitable spike ,,,MNE,,OGX,,MNC,, have been very good .
BTW,,i always average down when confident.
I,m working on 6 others at the moment but all have good cash so less risky.