Acrolinx

Edited to raise Acrolinx scores

Author: vac0224

articles/communication-services/concepts/sms/concepts.md

@@ -36,11 +36,11 @@ Key features of Azure Communication Services SMS SDKs include:
 
 ## Sender types supported
 
-Sending SMS to any recipient requires getting a phone number. Choosing the right number type is critical to the success of your messaging campaign. Some factors to consider when choosing a number type include destination(s) of the message, throughput requirement of your messaging campaign, and the timeline when you want to start sending messages. Azure Communication Services enables you to send SMS using a variety of sender types - toll-free number (1-8XX), short codes (12345), and alphanumeric sender ID (CONTOSO). The following table walks you through the features of each number type:
+Sending SMS to any recipient requires getting a phone number. Choosing the right number type is critical to the success of your messaging campaign. Some factors to consider when choosing a number type include destination(s) of the message, throughput requirement of your messaging campaign, and the timeline when you want to start sending messages. Azure Communication Services enables you to send SMS using various sender types - toll-free number (1-8XX), short codes (12345), and alphanumeric sender ID (CONTOSO). The following table walks you through the features of each number type:
 
 |Factors              | Toll-Free| Short Code | Dynamic Alphanumeric Sender ID| Preregistered Alphanumeric Sender ID| 
 |---------------------|----------|------------|-----------------------|-----------------------|-----------------------|
-|**Description**|Toll free numbers are telephone numbers with distinct three-digit codes that can be used for business to consumer communication without any charge to the consumer| Short codes are 5-6 digit numbers used for business to consumer messaging such as alerts, notifications, and marketing |  Alphanumeric Sender IDs are displayed as a custom alphanumeric phrase like the company’s name (CONTOSO, MyCompany) on the recipient handset. Alphanumeric sender IDs can be used for a variety of use cases like one-time passcodes, marketing alerts, and flight status notifications. Dynamic alphanumeric sender ID is supported in countries that do not require registration for use.| Alphanumeric Sender IDs are displayed as a custom alphanumeric phrase like the company’s name (CONTOSO, MyCompany) on the recipient handset. Alphanumeric sender IDs can be used for a variety of use cases like one-time passcodes, marketing alerts, and flight status notifications. Pre-registered alphanumeric sender ID is supported in countries that require registration for use. |
+|**Description**|Toll free numbers are telephone numbers with distinct three-digit codes that can be used for business to consumer communication without any charge to the consumer| Short codes are 5-6 digit numbers used for business to consumer messaging such as alerts, notifications, and marketing |  Alphanumeric Sender IDs are displayed as a custom alphanumeric phrase like the company’s name (CONTOSO, MyCompany) on the recipient handset. Alphanumeric sender IDs can be used for various use cases like one-time passcodes, marketing alerts, and flight status notifications. Dynamic alphanumeric sender ID is supported in countries that do not require registration for use.| Alphanumeric Sender IDs are displayed as a custom alphanumeric phrase like the company’s name (CONTOSO, MyCompany) on the recipient handset. Alphanumeric sender IDs can be used for a variety of use cases like one-time passcodes, marketing alerts, and flight status notifications. Pre-registered alphanumeric sender ID is supported in countries that require registration for use. |
 |**Format**|+1 (8XX) XYZ PQRS| 12345  | CONTOSO*       |CONTOSO*       |
 |**SMS support**|Two-way SMS| Two-way SMS  | One-way outbound SMS  |One-way outbound SMS  |
 |**Calling support**|Yes| No | No |No |

articles/communication-services/quickstarts/sms/send.md

@@ -58,7 +58,7 @@ If you want to clean up and remove a Communication Services subscription, you ca
 
 ## Toll-free verification
 
-To utilize a new toll-free number for sending SMS messages, it is mandatory to undergo a toll-free verification process. For guidance on how to complete the verification of your toll-free number, please refer to the [Quickstart for submitting a toll-free verification](./apply-for-toll-free-verification.md). Note that only toll-free numbers that have been fully verified are authorized to send out SMS traffic. Any SMS traffic from unverified toll-free numbers directed to US and CA phone numbers will be blocked.
+To use a new toll-free number for sending SMS messages, you must complete a toll-free verification process. For guidance on how to complete the verification of your toll-free number, see the [Quickstart for submitting a toll-free verification](./apply-for-toll-free-verification.md). Only fully verified toll-free numbers are authorized to send out SMS traffic. Any SMS traffic from unverified toll-free numbers directed to US and CA phone numbers are blocked.
 
 ## Next steps