README.md in cacheflow-0.1.1 vs README.md in cacheflow-0.2.0

@@ -24,16 +24,20 @@
 Cacheflow.silence do
   # code
 end
 ```
 
-To silence logging for only [Sidekiq](https://github.com/mperham/sidekiq) commands, create an initializer with:
+To silence logging for [Sidekiq](https://github.com/mperham/sidekiq) commands, create an initializer with:
 
 ```ruby
 Cacheflow.silence_sidekiq!
 ```
 
+## Data Protection
+
+If you use Cacheflow in an environment with [personal data](https://en.wikipedia.org/wiki/Personally_identifiable_information) and store that data in Memcached or Redis, it can end up in your app logs. To avoid this, silence logging for those calls.
+
 ## History
 
 View the [changelog](https://github.com/ankane/cacheflow/blob/master/CHANGELOG.md)
 
 ## Contributing
@@ -42,5 +46,14 @@
 
 - [Report bugs](https://github.com/ankane/cacheflow/issues)
 - Fix bugs and [submit pull requests](https://github.com/ankane/cacheflow/pulls)
 - Write, clarify, or fix documentation
 - Suggest or add new features
+
+To get started with development:
+
+```sh
+git clone https://github.com/ankane/cacheflow.git
+cd cacheflow
+bundle install
+bundle exec rake test
+```