Short Message Service (SMS), aka Text Messages, as an interface to an application (e.g., posting an update to facebook, searching google, etc)

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19
votes
7answers
6k views

Are there numbers and letters to avoid for activation codes via SMS?

We are at a fairly early stage in our application development and have run into a usability issue related to typing an activation code sent via SMS into a browser URL. Here's the basic scenario: ...
11
votes
7answers
1k views

How can I ensure users understand how to answer SMS correctly?

I work on a CRM system for healthcare and there's a feature where we send an SMS to a patient reminding her of some scheduled consultation. The patient can then answer the SMS with either "yes" or ...
7
votes
4answers
2k views

Ways to avoid online contest voting fraud … is SMS account verification too much to ask?

Mitigating Cheating & Voter Fraud in Online Contests… We run online contests of various sorts that involve users voting on entries (usually one vote per user per day). The prizes range from ...
6
votes
7answers
342 views

What is the best mobile number authorization strategy?

In recent years, mobile number has become an important factor for authentication and hence more and more enterprises employ methods to capture their users' mobile numbers using SMS. In a typical ...
5
votes
2answers
219 views

How to make this 'Enable SMS' more intuitive

People seem to be missing this 'Enable SMS notifications' link at the top (which i can understand), I'm just looking for a suggestion as to how to make this more intuitive while still keeping the same ...
5
votes
1answer
728 views

Teaching SMS sending procedure in mobile

We are working on an SMS based reporting project where the people with age 30-60 will be sending SMS reports. Apart from the complexity of the SMS structure, one of the major issues I have faced ...
3
votes
3answers
124 views

using a password in registration when SMS is also an option

Upon registering as a user to an app, user will need to enter his phone number to recieve a SMS with a code, which he needs to enter, to continue with registration. On the next screen, the user is ...
2
votes
1answer
172 views

How to display SMS conversations effectively in website?

I have a web application for managing tuition which sends SMS time to time based on user actions. For example when a teacher cancel the class then SMS notification will be send to all the students in ...
2
votes
1answer
126 views

Using SMS to register [closed]

How to make SMS registration easier?
1
vote
2answers
148 views

SMS: Confirm Opt Out

I am working on a SMS (text message) service. Customers will receive text alerts to important information. The message will inform the user they may reply "STOP" to opt out of future messages. This ...