Add KB links

Author: cmilesb

content/operate/rc/billing-and-payments/_index.md

@@ -118,7 +118,7 @@ For any special circumstances that may warrant a refund, please contact [Support
 
 {{< embed-md "rc-cost-report-csv.md" >}}
 
-See [Cost report]({{< relref "/operate/rc/billing-and-payments/cost-report" >}}) for more information.
+See [Cost report]({{< relref "/operate/rc/billing-and-payments/cost-report" >}}) and [How to download and visualize the cost report](https://support.redislabs.com/hc/en-us/articles/30042563097874-How-to-Download-and-Visualize-Redis-Cloud-Cost-Report) for more information.
 
 ## Troubleshoot
 

content/operate/rc/billing-and-payments/cost-report.md

@@ -33,6 +33,8 @@ Consider the following limitations when viewing the cost report:
 
 The Cost Report CSV file is separated into two sections, one for Redis Cloud Essentials subscriptions and one for Redis Cloud Pro subscriptions.
 
+See [How to download and visualize the cost report](https://support.redislabs.com/hc/en-us/articles/30042563097874-How-to-Download-and-Visualize-Redis-Cloud-Cost-Report) on the Redis knowledge base for more information on how to effectively use the cost report.
+
 ### Essentials subscriptions
 
 In the Essentials subscription section, each row represents one month of usage for a subscription. 

content/operate/rc/logs-reports/usage-reports.md

@@ -25,4 +25,4 @@ You can also hold the pointer over each bar in the graph to view the precise mem
 
 {{< embed-md "rc-cost-report-csv.md" >}}
 
-See [Cost report]({{< relref "/operate/rc/billing-and-payments/cost-report" >}}) for more information.
+See [Cost report]({{< relref "/operate/rc/billing-and-payments/cost-report" >}}) and [How to download and visualize the cost report](https://support.redislabs.com/hc/en-us/articles/30042563097874-How-to-Download-and-Visualize-Redis-Cloud-Cost-Report) for more information.