價格：免費
更新日期：2018-11-13
檔案大小：因裝置而異
目前版本：因裝置而異
版本需求：Android 4.4 以上版本
官方網站：http://www.nustats.com
Email：nulicense@nustats.com
聯絡地址：隱私權政策
Survey participants answer questions about their household’s mail for one week for the Unites States Postal Service’s Household Diary Study.
Report the mail and packages received and sent by answering questions and taking photos of your mail. This is the second part of a two part study that the United States Postal Service is conducting for the past 30 years. Call 1-888-441-8777 (USPS) for assistance.
