Practical writing on SMS deliverability, branded domains, and owning your click data. No fluff.
Static codes are free and permanent, dynamic codes are editable and trackable. When each one is right, the reprint math, and the domain trap to check before anything goes to the printer.
Carriers filter billions of texts a year, and the link in your message is one of the first things they judge. Here is how filtering works and why your own domain is the fix.
Pick the right subdomain, add one DNS record, and put every campaign link on a domain you control. A practical walkthrough with the exact records to add.
Bitly is fine for casual shortening. If you send SMS campaigns or care who owns your click data, the calculus changes. Here is a fair look at the options.