To use the @arv@ command, you can either install the @arvados-cli@ gem via RubyGems or build and install the package from source.
-h4. Prerequisites: Ruby >= 2.1.0 and curl libraries
+h3. Prerequisites: Ruby, Bundler, and curl libraries
-Make sure you have "Ruby and bundler":{{site.baseurl}}/install/install-manual-prerequisites-ruby.html installed.
+{% include 'install_ruby_and_bundler' %}
Install curl libraries with your system's package manager. For example, on Debian or Ubuntu:
</pre>
</notextile>
-h4. Option 1: install with RubyGems
+h3. Option 1: Install with RubyGems
<notextile>
<pre>
</pre>
</notextile>
-h4. Option 2: build and install from source
+h3. Option 2: Build and install from source
<notextile>
<pre>