Going gold or silver isn't necessary, even though most MS companies
will ask you if you are gold or silver certified, but it does have some
perks. Most MS companies recognize it, but some still do
not. One perk of having it is that you are notified of shops
before non-certified people are.
The test is extremely easy and it is well worth it. It is offered
by the MSPA and it is $15 there is more info at
http://www.mysteryshop.org/shoppers/silver.php
mystery shopper for over 13 years
Edited by: AAEMH