Docs: Choosing when based on changed attr.
Docs: Choosing when based on changed attr.

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jnstq/paper_trail,jnstq/paper_trail,airblade/paper_trail,airblade/paper_trail,theRealNG/paper_trail,theRealNG/paper_trail,ifeelgoods/paper_trail,devonestes/paper_trail,ifeelgoods/paper_trail