We place this order ______ the understanding that the discount is 10%.

______ourcataloguesforyourreference.

For this reason, we can ’t but .___your proposal.

We cannot accept any fresh orders _______ heavy commitments.

Weregrettheneedforyoutowritetousandhopethestepswearetaking____thesafearrivalofallyourordersinthefuture.