Update scripts.md

Author: pmasl

samples/manage/sql-server-extended-security-updates/scripts.md

@@ -1,6 +1,6 @@
 #  ESU registration script examples
 
-Microsoft shares example scripts in [T-SQL](#tsql) and [Powershell](#ps) that can generate the required SQL Server instance registration information.
+Microsoft shares example scripts in [T-SQL](#tsql) and [Powershell](#ps) that can generate the required SQL Server instance registration information. The Powershell samples create a CSV file that can be used to bulk register SQL Server instances covered by an ESU subscription.
 
 ## <a name="tsql"></a> T-SQL
 To collect registration information from a **single instance**, you can use the example T-SQL script [EOS_DataGenerator_SingleInstance.sql](./scripts/EOS_DataGenerator_SingleInstance.sql) below:
@@ -47,4 +47,4 @@ To collect registration information from **all instances in a single machine**,
 To collect registration information from **all instances listed in a text file**, you can use the example Powershell script [EOS_DataGenerator_InputList.ps1](./scripts/EOS_DataGenerator_InputList.ps1). Refer to [ServerInstances.txt](./scripts/ServerInstances.txt) for an input text file example.
 
 > [!NOTE]    
-> Verify if the **Host Type** is correct for your SQL Server instance before uploading the CSV file.
+> Verify if the **Host Type** is correct for your SQL Server instance before uploading the CSV file.