ARTICLE SYNOPSIS ...Boosting Profitability by Lawrence Chan and Louis Lin Here's how you can use advance issues momentum to create an end-of-day trading system with superior profitability. The stock exchanges broadcast the number of advancing issues each trading day. This advancing issues data has proven useful for analyzing market breadth. In fact, for many traders it is an essential indicator for everyday trading because it represents the sentiment of the entire market. For our purposes here, I will refer to the advancing issues data as broad market advancing issues, since it represents the advancing issues o...