diff --git a/SUMMARY.md b/SUMMARY.md
index 558b113..afcc737 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -12,7 +12,6 @@
   * [Implementation Maturity](core-principles/implementation-maturity.md)
   * [Robustness](core-principles/robustness.md)
   * [Minimal API Surface](core-principles/minimal-api-surface.md)
-  * [Loose Coupling](core-principles/loose-coupling.md)
   * [Rules for Extending](core-principles/rules-for-extending.md)
 * [Protocol](protocol/README.md)
   * [HTTP](protocol/http.md)
@@ -22,7 +21,9 @@
   * [Content Negotiation](protocol/content-negotiation.md)
   * [Request Methods](protocol/use-appropriate-methods.md)
   * [Status Codes](protocol/use-appropriate-status-codes.md)
-  * Caching
+  * [Caching](protocol/caching.md)
 * [Changes and Versioning](versioning.md)  
+* [API Clients](clients/README.md)
+  * [Loose Coupling](clients/loose-coupling.md)
 * [Miscellaneous](miscellaneous.md)
 
diff --git a/core-principles/loose-coupling.md b/clients/loose-coupling.md
similarity index 100%
rename from core-principles/loose-coupling.md
rename to clients/loose-coupling.md