After the baseline study visit, participants begin receiving a monthly mailing questionnaire with a pre-paid postage, addressed return envelope (non-respondents are contacted by phone) from 3 through 11 months postpartum which assesses lactation status and use of milk supplements and other infant foods during the previous week.
An invitation letter describing the study is sent to potential participants along with a pre-paid postage, addressed refusal return card to indicate whether they want or not to be contacted by the study staff and the best way to be reached.
Sending and receiving with Zumbox is free to consumers, and businesses are charged 2 cents postage per address.
There was a catch: The items could not be packaged in a box, envelope or any wrapping of any kind, and the postage and address must be placed directly on the item.
Avoid the postage and address areas.
They will receive the study explanation, and two copies of the consent form; a postage-paid, addressed envelope will be included to return one signed consent form to the RC.
They will receive the study explanation, two copies of the consent form, and the draft decision support tool in the mail; a postage-paid, addressed envelope will be included to return one signed consent form to the RC.
During the period from June 2006 to January 2007, out of the 8,269 eligible children, the parents or guardians of 8,064 were provided with a self-administered questionnaire, a brief self-administered diet history questionnaire, and a postage-paid, addressed return envelope.
What is notable is that each is creased and has postage stamps and address labels attached.
The poster warns that excessive postage, no return address, a foreign postmark, misspelled words, a strange odor, and protruding wires may be signs of a bomb.
