A quick look at using Volume Bars to find a Buy signal – the Simple Approach. Here is a Daily chart of $UA:

Here is the breakdown:

1. Buy the 1st Green candle after 4 RED volume bars in a row
2. 5 occurrences in this time-frame
3. Use your trading process, exit strategy, stops
4. It is forming a RED volume bar today, #4 in a row. Also the Hammer candle looks to finish forming as well – Trend Reversal signal