Difference between Transactional SMS and Promotional SMS

Transactional SMS :

Messages which are sent to mobiles to pass on necessary information for using product or service. Messages can be sent to DND mobile numbers any time.

For example:
1) A SMS sent by a bank to an account holder mobile regarding his/her available account balance.
2) A SMS sent to the client by a company regarding his Invoice.

Promotional SMS :

Messages which are sent for promoting product or service. This type sms includes any sales & marketing information. The promotional messages send to only the mobile number which are not DND. Service available from 9 AM – 7 PM. in a day.

1) Dear Mr. XXXXXXXX, Limited time offer. Now Get Flat 5% Off on Our all products.
2) Dear xxxxxxxx, We wish you very Happy Birth Day. Thanks, InfoSky Solutions.

You can also read –

The Significance Of Bulk-SMS-Gateway Regarding Its Uses And Advertisements In Marketing Field