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+++ b/README.md
@@ -1,3 +1,16 @@
 # site-logos
 
-A collection of logos porn studios and networks.
\ No newline at end of file
+A collection of logos porn studios and networks.
+
+## Sites and Networks structure
+
+* **DDF Network**
+    * 1By-Day
+    * DDF Busty
+    * ~~DDF Network VR~~
+    * ~~Euro Girls on Girls~~
+    * ~~Euro Teen Erotica~~
+    * ~~Hands on Hardcore~~
+    * ~~Hot Legs and Feet~~
+    * ~~House of Taboo~~
+    * ~~Only Blowjob~~
\ No newline at end of file