LetterStream Help Docs
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Most Popular Articles
My Certified Mail shows as Mailed. What does this mean?
How to track certified mail
I just uploaded a job and approved it for mailing but I want to add an additional insert. What do I do?
Can I send certified mail to a PO Box
How to Make a CSV File from Excel
Can I Send Certified Mail Internationally?
How can I clean up my address list?
Will my addresses show through the windows in the envelope?
How do I delete / cancel / stop a job?
Can I add a billing reference to my jobs?
Changing a Job
Creating a Job
Tips and Tricks