Strange maybe not the best word... uncommon, yes, but not unheard of.
I have seen a handful of customers over the years do this for a variety of reasons... normally it is their 'safe' way of hiding funds from the gov't for disability purposes, from nursing homes, family, etc.
Usually, not always but usually, they feel their is some merit to what they are doing.
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I don't repeat gossip, so listen closely...