diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,2 +1,45 @@
-# CHAFile
-CLAN's CHA file parser for Python
+# CHA file parser for Python
+
+Class for parsing [CLAN's](http://dali.talkbank.org/clan/) CHA file.
+
+## Features
+* Utterances as a list of strings
+* MOR tier as objects
+* Easily add more custom tiers 
+* Count nouns
+* Count verbs (spanish only)
+
+## Usage
+
+Make a symlink (ln -s) to CLAN's bin directory called "clanBin".
+
+### Import
+```python
+import sys
+sys.path.insert(0, '<path_to_cloned_repo>')
+
+import ChaFile
+```
+
+### Instance
+
+```python
+cha = ChaFile.ChaFile(<path_to_cha_file>)
+```
+Options
+   
+```python
+cha = ChaFile.ChaFile(<path_to_cha_file>, <list_of_ignored_speakers> = [ SPEAKER_SILENCE ], <list_of_tiers> = [ TIER_MOR ], CDS_ONLY = False )
+```
+### Get utterances
+```python
+lines = cha.getLines()
+```
+Each line is an object with:
+* LINE_UTTERANCE : The text of the utterance
+* LINE_NUMBER 
+* LINE_SPEAKER
+* LINE_ADDRESSEE
+* LINE_BULLET : Timestamp
+* TIER_MOR : A list of objects with MOR data: MOR_UNIT_LEXEMA and MOR_UNIT_CATEGORIA
+* ... any other tier you selected when instanced