Remove "these" before securing a duplex plug to a cut-in box

http://www.VideoJoeKnows.com "VideoJoeKnows" you should do "this" before securing a duplex plug to a "cut-in" box. Removing "these" duplex plug "things" will help your duplex plug fit better in a "cut-in" box. Your duplex plug cover plate might not fit "tight" to the wall if you don't do "this". Watch & learn.
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