docs: add example

README.md

@@ -1,12 +1,35 @@
-**HomeHarvest** aims to be the top Python real estate scraping library. 
+# HomeHarvest
+
+**HomeHarvest** aims to be the top Python real estate scraping library.
 
 ## RoadMap
 
-- Currently, supports scraping from **RedFin**
-- Coming soon: Support for **Zillow** and other real estate platforms
-- Under consideration: Excel plugin to attract a wider audience
+- **Supported Sites**: Currently, we support scraping from sites such as `Zillow` and `RedFin`.
+- **Output**: Provides the option to return the scraped data as a Pandas dataframe.
+- **Under Consideration**: We're looking into the possibility of an Excel plugin to cater to a broader audience.
+
+## Site Name Options
+
+- `zillow`
+- `redfin`
+
+## Listing Types
+
+- `for_rent`
+- `for_sale`
 
 ### Installation
 
 ```bash
 pip install --upgrade homeharvest
+```
+
+### Example Usage
+```
+from homeharvest import scrape_property
+
+properties = scrape_property(
+    location="85281", site_name="zillow", listing_type="for_rent"
+)
+print(properties)
+```