RussUK said:Hi, my wife always takes envelopes and puts the postcards in the envelopes! I know it seems mad but the postcards always arrive quicker!
I did not believe her until we posted two cards to the same address one in an envelope and one not. The one in an envelope arrived in a couple of days and the one not in an envelope took over a week to arrive! The postage is the same as the envelope does not add any significant weight.