Topic
Deliverability
Why business texts get filtered or blocked, and what to do about it: registration, content, links, list quality, and sending patterns.
A message that never arrives cannot convert. Carriers filter traffic that looks unregistered, spammy, or unwanted, and the signals they use are not always obvious. These guides explain how carrier filtering works and the practical steps that keep your messages reaching phones.
27 guides in this topic·Learn how 10DLC registration affects delivery →
Why your business texts sound like spam, and how to fix them
The patterns that make texts read like spam, and the rewrites that fix them.
·4 min readRead →
High text opt-out rate? Causes and fixes
Rising opt-outs shrink your list and hurt delivery. Here is what drives them.
·4 min readRead →
Texts not delivering? How to diagnose and fix it
When texts silently fail, campaigns look like they flopped. Here is how to check.
·4 min readRead →
SMS link tracking: how to measure clicks in text messages
Clicks show what a text actually achieved. Here is how to track them without hurting deliverability.
·2 min readRead →
What triggers spam filters in business texts
Filters judge both what you say and how you send. Avoid the common triggers and your messages arrive more reliably.
·2 min readRead →
How to read SMS delivery errors and what to do about each
A failed text always has a reason. Learn the common categories and you can usually fix the problem in minutes.
·2 min readRead →
Managing phone numbers across a sales team
Numbers are part of your customer relationships. Plan who owns each one and what happens when reps change.
·2 min readRead →
How to write 10DLC sample messages that get approved
Sample messages are the part of a registration reviewers read most closely. Make them specific, honest and consistent.
·2 min readRead →
Choosing the right 10DLC campaign use case for your business
The use case you select describes what your texts do. Pick the one that matches reality and approval gets much easier.
·3 min readRead →
How to manage business texting numbers and deliverability
A new number is not a shortcut around poor sending practices. Deliverability depends on registration, audience quality, message fit, and ongoing monitoring.
·7 min readRead →
Your 10DLC brand is verified. Why is messaging still not ready?
A verified business is only one part of messaging setup. Check campaign review and number assignment separately before interpreting the workspace as ready.
·3 min readRead →
Delivery rate vs. reply rate: measure what happened after the send
A delivered message is not a conversation. Use a simple funnel with explicit denominators to see where a campaign actually loses leads.
·3 min readRead →
Putting links in business texts without getting filtered
A link can turn a message into a booking, or into a filtered text. The difference is mostly which link.
·5 min readRead →
Landlines, VoIP and mobile numbers: who can actually receive your texts
A phone number is not the same as a phone that can receive a text. Lists are full of numbers that never will.
·5 min readRead →
Shared or dedicated: how should your team's texting numbers be assigned?
The answer depends less on technology than on what happens when a rep leaves.
·5 min readRead →
Handling wrong-number and angry replies
A bad reply is a data point. Handled well, it protects your reputation and cleans your list.
·4 min readRead →
Does a local area code help your texts get answered?
An area code is the first thing a lead sees. A familiar one makes your message feel like it came from someone nearby.
·4 min readRead →
How to choose an SMS platform: 12 questions to ask before you sign
Every texting platform looks good in a demo. These questions show you what it's like after you sign.
·3 min readRead →
10DLC throughput: why your messages send slowly
Your campaign is not stuck. It is being metered, and your trust score decides the rate.
·5 min readRead →
SMS character limits and encoding, explained
One curly apostrophe can cut your message limit from 160 characters to 70 and triple your send cost.
·5 min readRead →
SHAFT and other restricted content in business texting
Sex, hate, alcohol, firearms, tobacco. Carriers block these categories, and legal businesses get caught constantly.
·5 min readRead →
Why are my business texts not delivering?
Messages that show as sent but never arrive are almost always carrier filtering. Here is how to diagnose which of the nine causes is yours.
·7 min readRead →
Toll-free verification for business texting, explained
Unverified toll-free traffic gets blocked outright. Here is exactly what the verification form wants and how to pass it the first time.
·6 min readRead →
Short code vs long code vs toll-free: which number should you text from?
Three number types, three very different price tags and approval timelines. Here is how to pick without overbuying.
·7 min readRead →
How to import and text thousands of leads without getting blocked
Blasting a big list the wrong way gets your numbers filtered fast. Here is how to text thousands of leads while keeping deliverability high.
·6 min readRead →
10DLC registration for agents: a plain-English guide
If your business texts are getting filtered or undelivered, 10DLC is almost always why. Here is what it is and how to register, in plain English.
·7 min readRead →
How to Reduce SMS Opt-Outs and Lower Your Unsubscribe Rate
A high opt-out rate quietly kills your texting program. Here is how to lower unsubscribes with better consent, timing, and message relevance.
·6 min readRead →