Update sms-faq.md

Author: dbasantes

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

@@ -40,7 +40,7 @@ You need to provide:
 
 ### Can I update my brand information after registration?
 
-This feature is currently not available.
+This feature is currently not available. You are advice to contact [email protected] for further guidance.
 
 ### Is there a fee for brand registration?
 
@@ -54,13 +54,26 @@ Vetting is a review process to evaluate your brand’s trustworthiness and assig
 
 The vetting score is based on the information provided during brand registration and includes factors like industry reputation, message content, and business type. Scores range from 1-100, with higher scores resulting in higher messaging throughput limits.
 
+### What type of brands are supported?
+
+ - **Standard:** For most businesses and organizations that have an EIN. Supports multiple campaigns and higher throughput.
+ - **Sole Proprietor:** For individuals or small businesses that don’t have an EIN (Employer Identification Number). Limited to 1 campaign and low message volume. Requires alternative identity verification like a mobile phone bill.
+
 ### What type of campaigns are supported?
 
-Currently, ACS supports **Standard campaigns** only. These campaigns are used for general business messaging, such as customer service notifications, account updates, and other informational messages that don't fall under special categories (for example, political or emergency services).
+Currently, Azure Communication Services supports:
+ - **Standard campaigns:** The most common campaign type for general A2P messaging, such as 2FA, alerts, marketing, or customer care.
+ - **Low Volume:** For limited or test messaging with low daily traffic. Ideal for small businesses or developers.
+ - **UCaaS (Low Volume):** A sub-type of Low Volume used by approved Unified Communications as a Service providers. Used when each phone number is tied to a human (e.g., employee texting).
+ - **Enhanced:** A higher-throughput campaign type for larger brands or automated communications. May require vetting.
+ - **Emergency:** For public safety alerts from government agencies, schools, or utilities. Strictly regulated.
+ - **Franchise:** For businesses with multiple locations or agents/franchisees sending similar but localized content. Requires disclosure of all sub-entities.
+ - **Charity:** For 501(c)(3) non-profit organizations sending service-related or fundraising messages. Requires proof of tax-exempt status.
+ - **Political:** Not supported at the moment.
 
 ### Can I update my campaign information?
 
-This feature is currently not available.
+This feature is currently not available. You are advice to contact [email protected] for further guidance.
 
 ### Is there a fee for campaign registration?