```ruby
class StaticPagesController < ApplicationController

  def display_nav
    @display_nav = false
  end  

  def about
  end

  def privacy_policy
  end

  def terms_of_use
  end
end
```

Add titles to static pages.
user
```ruby
class StaticPagesController < ApplicationController

  def display_nav
    @display_nav = false
  end  

  def about
    @title = "About"
  end

  def privacy_policy
    @title = "Privacy Policy"
  end

  def terms_of_use
    @title = "Terms of Use"
  end
end
```
assistant