What is the cheapest shipping option for US domestic for <2 oz. 5" x 7" bubble mailer?
What is the cheapest shipping option for US domestic for <2 oz. 5" x 7" bubble mailer? The cheapest option I could find is USPS Ground Advantage to ship a 2oz small bubble mailer, but the (retail) cost for this service is $5.40. Does anyone know if you can still ship small bubble mailers / poly bags in 2025 with only the correct amount of stamps, if you don't need tracking? I used to do this all the time with no problems, but I no...