diff --git a/.gitignore b/.gitignore
index b561863..ff8909b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -137,4 +137,6 @@ dmypy.json
 # Cython debug symbols
 cython_debug/
 
-.DS_Store
\ No newline at end of file
+.DS_Store
+
+.env
diff --git a/README.md b/README.md
index 27cddf3..30eb059 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,33 @@
 # Drugbank Scraper
 
-## Development
+## Run
 
 This repo uses `Python 3.8.5`.
 
-1. See [Pipenv & Virtual Environments](https://docs.python-guide.org/dev/virtualenvs/) guide to create a virtual environment.
-1. Activate the virtual environment.
+1. See [Pipenv & Virtual Environments](https://docs.python-guide.org/dev/virtualenvs/) guide to create a virtual environment and activate the virtual environment
+1. Install requirements with `pip install -r requirements.txt`.
+1. Create PostgreSQL database.
+1. Create .env file with `cp .env.template .env` and fill environment variables.
+
+## Spiders
+
+### Drug
+
+Run `scrapy crawl drug` to run drug spider and populate database. This will scrape data, create and populate database tables. Final data will be in `drugbank` schema. This will:
+
+1. Scrape following data:
+    * DrugBank ID
+    * SMILES string
+    * Gene name
+    * Actions and alternative identifiers of every target.
+2. Save scraped data into the previously created PostgreSQL database.
+
+
+![Drugbank Schema](static/drugbank_schema.png "Drugbank Schema")
+
+
+## Development
+
+1. See the virtual environment step above.
 1. Install requirements with `pip install -r requirements-dev.txt`.
 1. Run `pre-commit install` to install pre-commit hooks. This repo is already set up to use some pre-commit hooks for code quality purposes. Configuration file is available [here](.pre-commit-config.yaml). More information about pre-commit is available on [their website](https://pre-commit.com/).
diff --git a/static/drugbank_schema.png b/static/drugbank_schema.png
new file mode 100644
index 0000000..421cff0
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