
How to Send Multiple Letters at Once to Different Addresses
Different letters to different people go in the Cart, 10 per checkout. One letter to a list goes through Bulk Send from a CSV. How to choose, send each, and clean the address list first.
Practical guides for sending physical mail online. Learn how to automate your mailroom, navigate USPS pricing, and send secure business letters without a printer.

Different letters to different people go in the Cart, 10 per checkout. One letter to a list goes through Bulk Send from a CSV. How to choose, send each, and clean the address list first.

The ways to sign a letter for your boss (p.p., "for", initials, an approved signature), the letters to never sign without asking, and how a boss on the road signs the PDF.

Print, sign, scan, mail. Find out whether the other side wants a copy or a wet-ink original, how countersigning works, when the notices clause decides the mail, and what to file.
What school, city, county, hospital and corporate accounts payable offices ask for on a mailed invoice, how to address it to Accounts Payable, why you send it once, when it counts as received, and what to keep as your record.

Six law-office letter templates (cover letter and meet-and-confer letter to opposing counsel, an Illinois Rule 201(k) letter, an engagement checklist, a closing letter with a file-retention notice, and a letter of representation to an insurer), each with the rule behind it, and how to mail them.

A step-by-step guide to mailing a paper invoice: what to print for check payers, where both addresses sit in a #10 double-window envelope, the fold, postage by weight and when to mail it.

QuickBooks Online, Xero, FreshBooks and Wave email invoices but don't mail them. Print and mail them yourself, or save one PDF per invoice and upload it. Then mark each one sent so its status matches what you mailed.

Compare Royal Mail services, prepare a UK-to-USA envelope, and get a quote for your letter—or use US printing when a copy is acceptable.

Who still needs a paper W-2, which pages of the IRS PDF go in each employee's envelope, the Monday, February 1, 2027 furnishing date for tax year 2026, what the IRS requires when an envelope comes back, and what stays in your files.

Choose between posting your original envelope internationally and having a document printed inside the US. Check the return address, full cost and mailing records before deciding.
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