diff --git a/README.md b/README.md
index 9807288..1dc9fbb 100644
--- a/README.md
+++ b/README.md
@@ -41,6 +41,18 @@ Meta data separated by lines and in format `name: value`. By default library sup
 During populating tree it adds missing `id` in `abcex` format and empty meta data lines and saves in `source` directory then copy
 to `destination` directory.
 
+### File structure
+
+```
+tags: linux,command,video
+meta1: example
+meta2: some long description
+
+---
+
+Hear goes content. It can be written in html, markdown or whatever what can be processed later
+```
+
 
 ## Notes