Gyno position can be good, but I would also recommend doing it while sitting on the toilet and effectively "bearing down." That will relax your muscles enough to allow the folded Diva Cup to slide into place (as in the diagram in the above comment). We have a post about this in our archive too:
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Date: 2005-05-05 11:12 am (UTC)http://www.livejournal.com/community/vaginapagina/4396586.html