This article is from the Spanking FAQ, by Redman@cris.com (C-Red) with numerous contributions by others.
Yes and no. It is a commonly held view here that spanking play should be
consensual; however, a number of tedious, circular discussions have
occurred regarding the right of a submissive to relinquish consensuality
(but isn't that still consensual?) or the necessity of an explicit safeword
(otherwise you don't have true consensuality). This issue stirs extremely
strong emotions for no apparent reason. The consensus here is that it is
not always necessary to use a safeword to achieve consensuality.
 
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