All Filler – No Killer

If repetition is the key to mastery, repeating an activity the wrong way is a killer in disguise. A countless waste of hours dedicated to a mundane task. Fortunately, Excel is intended to avoid such things, and the distance between getting it done and being a master is much shorter than you may realize. killer filler [kil-er] verb, Slang task or activity, that is particularly […]

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