diff --git a/collections/dy_intro/how_you_can_participate/participate.md b/collections/dy_intro/how_you_can_participate/participate.md
index 50adabc..05e1750 100644
--- a/collections/dy_intro/how_you_can_participate/participate.md
+++ b/collections/dy_intro/how_you_can_participate/participate.md
@@ -1,4 +1,4 @@
-# How you can participate
+# How You Can Participate
 
 ![Image](img/participate.png#medium#mx-auto)
 
diff --git a/collections/solutions/content_providers/content_providers.md b/collections/solutions/content_providers/content_providers.md
index c1116b2..0fc54ad 100644
--- a/collections/solutions/content_providers/content_providers.md
+++ b/collections/solutions/content_providers/content_providers.md
@@ -6,11 +6,11 @@ Content providers have quite some issues in supporting their user base, our appr
 
 Below you can find how we can help you to resolve some of your possible issues.
 
-## lower your CDN cost = Content Delivery
+## Lower your CDN cost = Content Delivery
 
 - costs typically are +50 USD per TB, our solution goes below 10 USD.
 - cost goes to 10 USD at start, from v2.0 can be even lower.
-- see [Costs of CDN's](cdn_cost.md)
+- see [Costs of CDN's](problems:cd_issues_cost.md)
  
 ## Lower your cost of operations