Selected answers from the Dumb SEO Questions Facebook & G+ community.
Gaetan Asselberghs: is it smart to vary metadescriptions over time? in order to be found with a broader keywordmatch?
Federico Sasso: You might find many good reasons to change meta-descriptions over time, but if it's keyword matching that you bother about... well at least Google doesn't use meta-descriptions for keyword ranking.
Dave Elliott: i'd only change meta-descriptions (presuming you have formed them well already!) if the content on the page itself changes.
Edwin Jonk: From the expert panel in this weeks SEO Questions hangout on air on 02:18:42 into the YouTube video: https://dumbseoquestions.com/q/is_it_smart_to_vary_meta_descriptions_over_time +Gaetan Asselberghs
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