Gold to Silver Ratio: Is it useful to commodity CFD traders?

From gomarkets.com

When digging deeper into issues relating to trading precious metals you may come across the idea of using gold to silver ratios as part of decision-making. This brief article explores what this means both in terms of definition and potential implications for traders. What is the Gold-Silver Ratio? The direction and degree of movement in the two key precious metals occurs “in synch” i.e. when one moves so does the other similarly. However, the exact rate of this movement over a period may differ, and it is this that attracts the attention of some precious metal investors. The gold-silver ratio is simply the amount ... (full story)