Using a public URL shortener like bit.ly, cutt.ly etc. exposes you to high spam filtering from operators. For example, in France, operators can let some messages through with these public URL shorteners, but they filter phone number philippines a good part of them. In the USA this is clearly a bad practice . It is therefore recommended to use “branded” URL shorteners or those that correspond to your business (domain name). So, if your company is called H2G2, then your shortened URL should contain h2g2 (in the URL domain).
For example: h2g2.com/stop It is also important to mention that operators do not like URLs with multiple redirects. This looks like spam or fraud to hide the real destination of a URL. Limit your URLs to only one redirect to avoid filtering. So, your SMS marketing campaign with opt-out management could be as follows: stop sms url Opt-Out by Phone Number A second method is to use the Opt-Out mechanism built into the Twilio messaging service.
As we have seen, Alpha Sender ID resources are one-way, they do not allow you to respond directly. In this case, it is sufficient to use a short code or long code telephone number to which the customer can send the STOP. As we have seen, short codes are expensive. It is simpler and more economical to use a long code (a telephone number in 06 / 07). For example, a marketing message with a stop by phone number will be: stop sms phone To be able to use a phone number (which supports SMS) in your messaging service, it's very simple: just add it to the Sender Pool.