Assertion: invitation's envelope | /r/HasProperty | left edge
Facets:
Source sentences:
text: If you're using two envelopes (an inner envelope and outer envelope), insert the now fully assembled invitation suite into the inner envelope (left edge first for a single-card invitation; folded edge first for a folded invitation).
text: If you're using just one envelope (an outer envelope), insert the fully assembled invitation suite into the envelope (left edge first for a single card invitation; folded edge first for a folded invitation).