diff --git a/README.md b/README.md
index 162cff2..495f787 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,10 @@ Downloading according to [this guide](http://blog.ldjb.uk/post/120266420762/full
 
 Usage
 -----
+Sticker ID refers to the number in the store page URL.  
+`https://store.line.me/stickershop/product/<id>/en`
+
+
 `Linedl.py`  
 Interactively ask the sticker set ID and weather or not to treat the sticker as Animated.  
 For `Animated? (y/N): `, only `y` or `Y` input is treated as `True`. All other input, including just pressing empty, will be treated as a `False`  
@@ -18,7 +22,7 @@ Download non-animated sticker with the provided ID.
 Download animated sticker with the provided ID.
 
 
- Operation
+Operation
 ----
 If `<id>/` or  `<id>.zip` already exists, the program will just exit.