diff --git a/README.md b/README.md
index a5febe0..3baf449 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,11 @@
 # tiktok hashtag analysis toolset 
-The project provides tools to analyze hashtags within posts scraped from TikTok.
+The project provides tools to analyze hashtags based on data downloaded using tiktok-scraper (https://github.com/drawrowfly/tiktok-scraper).
+
+## Pre-conditions
+1. Download and install TikTok scraper: https://github.com/drawrowfly/tiktok-scraper
 
 ## extract_date.py
-1. Download and install TikTok scraper: https://github.com/drawrowfly/tiktok-scraper
-2. Use the following command: python3 extract_date.py target_file.json hashtag
-
+1. Use the following command: python3 extract_date.py target_file.json hashtag_name
 
 The command in point 2 uses the extract_date.py script to extract the dates and the corresponding number of hashtag posts for each date that the TikTok scraper retrieves in the .json file.
 
@@ -13,4 +14,4 @@ The command in point 2 uses the extract_date.py script to extract the dates and
 2. It will plot top n hashtag frequencies. Recommendation n < = 10 for easy to read and analyze.
 
 ## extract_posts.py
-1. Use the following command: python3 extract_posts.py target_file.json hashtag
+1. Use the following command: python3 extract_posts.py target_file.json hashtag_name