Started out with the best of intentions to & getting all kinds of advice. Thanks to the words of wisdom from BOTL's that advised it can get out of hand, become a pain in the ass, and detract from the joy of the hobby, I quit. Same as @Old Smokey ....every 3 mos or so, rotate, examine, note, and add to or edit original list. Finding something you forgot you had, can be pretty killer on a rainy Saturday afternoon.