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Make sure the paper support is extended.
Move the paper guide to the left to match the width of the
envelopes.
Arrange the stack of envelopes on a firm surface and press down
firmly on the edges to make the folds crisp.
Press around the envelopes to remove any curls and expel air
from inside the envelopes.
Press firmly on the area that corresponds to the edges of the flap.
Chapter 3