-Several version of keymap are available in advance but you are recommended to define your favorite layout yourself. To define your own keymap create a folder with the name of your keymap in the keymaps folder, and see keymap documentation (you can find in top readme.md) and existant keymap files.
+Several version of keymap are available in advance but you are recommended to define your favorite layout yourself. To define your own keymap create a folder with the name of your keymap in the keymaps folder. Create a `readme.md` and a `keymap.c` file to complete your new keymap. When you are done your file tree should look like this:
+
+* `qmk_firmware/`
+ * `keyboard/`
+ * `keymaps/`
+ * `config.h` (optional)
+ * `keymap.c`
+ * `readme.md`
+ * `rules.mk` (optional)