Added example and fixed verbatim

1) Added proper Synopsis with detailed verbatim about the storage account. 
2) The current cmd help has an empty example so added a working example.
3) Updated the -Location parameter verbatim
4) Updated the -RetentionInDays verbatim 
5) Updated the -StorageAccountId with an example and updated verbatim.

Author: angshumannayak

src/ResourceManager/Insights/Commands.Insights/help/Add-AzureRmLogProfile.md

@@ -8,7 +8,7 @@ schema: 2.0.0
 # Add-AzureRmLogProfile
 
 ## SYNOPSIS
-Creates a log profile.
+Creates a log profile. This profile will be used to either archive the activity log to a storage account or stream them to an Azure event hub. Only a single standard storage account (premium storage account is not supported) persubscription is support. It could of type ARM or Classic. If it's logged to storage account the cost of storing this activity log is billed at normal storage rates. 
 
 ## SYNTAX
 
@@ -22,10 +22,9 @@ Add-AzureRmLogProfile -Name <String> [-StorageAccountId <String>] [-ServiceBusRu
 The **Add-AzureRmLogProfile** cmdlet creates a log profile.
 
 ## EXAMPLES
-
-### 1:
-```
-
+### Example 1 : Add a new log profile to export activity logs to a storage account 
+```yaml
+Add-AzureRmLogProfile -Locations "West US" -Name ExportLogProfile -StorageAccountId /subscriptions/40gpe80s-9sb7-4f07-9042-b1b6a92ja9fk/resourceGroups/activitylogRG/providers/Microsoft.Storage/storageAccounts/activitylogstorageaccount 
 ```
 
 ## PARAMETERS
@@ -46,7 +45,11 @@ Accept wildcard characters: False
 ```
 
 ### -Locations
-Specifies the list of locations.
+Specifies the location of the log profile.
+Valid values: Run below cmdlet   to get the latest list of locations. 
+```yaml
+Get-AzureLocation | Select DisplayName
+```
 
 ```yaml
 Type: System.Collections.Generic.List`1[System.String]
@@ -76,7 +79,7 @@ Accept wildcard characters: False
 ```
 
 ### -RetentionInDays
-Specifies the retention policy, in days.
+Specifies the retention policy, in days. This is the number of days the logs are preserved in the storage account specified. To retain the data forever set this 0. If it's not specified, then it defaults to 0 which is retain for ever.
 
 ```yaml
 Type: Int32
@@ -106,7 +109,11 @@ Accept wildcard characters: False
 ```
 
 ### -StorageAccountId
-Specifies the ID of the Storage account.
+Specifies the ID of the Storage account. ID is the fully qualified Resource ID of the storage account for example  
+```yaml
+/subscriptions/40gpe80s-9sb7-4f07-9042-b1b6a92ja9fk/resourceGroups/activitylogRG/providers/Microsoft.Storage/storageAccounts/activitylogstorageaccount
+```
+
 
 ```yaml
 Type: String