Source: Mark Liebovit
Here's an interesting video (picked up from SilverGoldSilver.blogspot.com) that discusses that connundrum of silver stackers, is it seasonality or technical indicators that are important.
http://watch.bnn.ca/business-day/july-2011-/business-day-july-18-2011/#clip502318
His answer - Play long, until a reversal, wait for a bottom taking your signals from the seaonality chart and then go long again.