CONTRIBUTING.md in spacex-0.0.7 vs CONTRIBUTING.md in spacex-1.0.0

@@ -1,6 +1,6 @@
-## How to Contribute with the SPACEX gem?
+## How to Contribute to the SpaceX gem?
 
 ### Fork the repository
 
 ```
 git clone https://github.com/rodolfobandeira/spacex.git
@@ -9,27 +9,27 @@
 bundle install
 ```
 
 ### Write test
 
-We use `rspec`. After writing your test, you can run using: 
+We use `rspec`. After writing your tests, you can run tests with the following command:
 
 `bundle exec rspec`
 
 
 ### Write your code
 
-Write your code to make your tests pass. After that, make sure you run `Rubocop`.
+Write your code to make your tests pass. After that, make sure you run `Rubocop` like this:
 
 `bundle exec rubocop`
 
-Sometimes errors could be fixed by running:
+Sometimes errors can be fixed by running:
 
 `bundle exec rubocop -a`
 
-### Update the Changelog with the description of your code and your name
+### Update the CHANGELOG with the description of your code and your name
 
-Update the Changelog with the description of your code and your name on the line after `"* Your contribution here"`
+Update the CHANGELOG with the description of your code and your name on the line after `"* Your contribution here"`.
 
-### Push your change and open a pull request.
+### Push your change and open a pull request
 
 Thank you!