Update README.md

README.md

@@ -1,9 +1,8 @@
-A python3 script to detect an amazon dash button press and send a text message containing an arrival time. Uses google maps distance matrix to calculate travel time between two locations and twilio to send the text. Works with the newer Dash Button model JK29LP.
+A python 3 script to detect an Amazon Dash Button press and send a text message containing an arrival time. Uses Google Maps distance matrix to calculate travel time between two locations and Twilio to send the text. Works with the newer Dash Button model JK29LP.
 
 1. `pip3 install scapy-python3 googlemaps twilio`
-2. might need to `apt-get install tcpdump`
-3. `touch keys.py`
-4. Add your API keys to keys.py like so:
+2. `touch keys.py`
+3. Add your API keys to keys.py like so:
 ```python
 maps_key = 'XXXXX'
 twilio_keys = {
@@ -15,3 +14,6 @@ twilio_keys = {
 ``` 
 4. `python3 detect-button.py` (You'll likely need to run this as root)
 5. Press the button!
+
+##### Notes
+You'll likely need to run the script as root. You also might need to `apt-get install tcpdump`. On a Raspberry Pi I had to update some existing packages to fix some conflicts.