added links to line item tool in GAM AdOps pages (prebid#2672)

* added link to line item tool

* minor edits

Co-authored-by: Jean Stemp <[email protected]>

Author: bretg

_includes/adops/adops-gam-setup.html

@@ -1,5 +1,5 @@
 <div class="col-sm-9 pb-content" markdown="1">
-			
+
 <h1 id="step-by-step-guide-to-google-ad-manager-setup">Step By Step Guide to Google Ad Manager Setup</h1>
 
 <div id="youtube">
@@ -28,6 +28,13 @@ <h2>(Sorry, YouTube videos aren't available with your cookie privacy settings.)<
   </li>
 </ul>
 
+<div class="alert alert-info" role="alert">
+  <span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true"></span>
+  <span class="sr-only">Tip:</span>
+  Tip: Manually configuring GAM for Prebid can be a fair amount of work.
+Consider using our official command line tool, <a href="/tools/line-item-manager.html">Prebid Line Item Manager</a>, to create the setup. Using this tool may save you time and help you avoid mistakes.
+</div>
+
 <h2 id="step-1-add-a-line-item">Step 1. Add a line item</h2>
 
 <p>In Google Ad Manager, create a new order with a $0.50 line item.</p>
@@ -76,7 +83,7 @@ <h2 id="step-2-add-a-creative">Step 2. Add a Creative</h2>
 
 <p>Copy this creative code snippet and paste it into the <strong>Code snippet</strong> box.</p>
 
-<div class="pb-alert pb-alert-important" role="alert"><i class="fa fa-exclamation-circle"></i> <b>Important:</b> 
+<div class="pb-alert pb-alert-important" role="alert"><i class="fa fa-exclamation-circle"></i> <b>Important:</b>
 If you’re using the <code class="language-plaintext highlighter-rouge">Send All Bids</code> scenario (where every bidder has a separate
 order), the creative and targeting will be different from the example shown here. See <a href="/adops/send-all-bids-adops.html">Send All Bids</a> for details.
 </div>

_includes/adops/adops-gam-video-setup.html

@@ -15,6 +15,14 @@ <h1 id="setting-up-prebid-video-in-google-ad-manager">Setting up Prebid Video in
   <li><a href="#further-reading" id="markdown-toc-further-reading">Further Reading</a></li>
 </ul>
 
+<div class="alert alert-info" role="alert">
+  <span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true"></span
+>
+  <span class="sr-only">Tip:</span>
+  Tip: Manually configuring GAM for Prebid can be a fair amount of work.
+  Consider using our official command line tool, <a href="/tools/line-item-manager.html">Prebid Line Item Manager</a>, to create the setup. Using this tool may save you time and help you avoid mistakes.
+</div>
+
 <h2 id="line-item-setup">Line Item Setup</h2>
 
 <ol>

adops/gam-native.md

@@ -28,6 +28,11 @@ This document replaces the [original documentation](/adops/setting-up-prebid-nat
 * TOC
 {:toc}
 
+{: .alert.alert-info :}
+Manually configuring GAM for Prebid can be a fair amount of work.
+Consider using our official command line tool, [Prebid Line Item Manager](/tools/line-item-manager.html), to create the setup. Using this tool may save you time and help you avoid mistakes.
+
+
 ## 1. Create a native ad
 
 From Google Ad Manager, select **Delivery > Native**. Click **Create Native Ad**.

adops/send-all-bids-adops.md

@@ -33,8 +33,9 @@ See the [Publisher API Reference]({{site.baseurl}}/dev-docs/publisher-api-refere
 
 {% include send-all-bids-keyword-targeting.md %}
 
-{: .bg-info :}
-In this example we will use Google Ad Manager setup to illustrate, but the steps are basically the same for any ad server.
+{: .alert.alert-info :}
+Manually configuring GAM for Prebid can be a fair amount of work.
+Consider using our official command line tool, [Prebid Line Item Manager](/tools/line-item-manager.html), to create the setup. Using this tool may save you time and help you avoid mistakes.
 
 ## Step 1. Add an order
 

adops/setting-up-prebid-for-amp-in-dfp.md

@@ -13,12 +13,16 @@ sidebarType: 3
 
 This page describes how to set up a line item and creative to serve on AMP pages with Prebid.js.
 
-{: .alert.alert-success :}
-For engineering setup instructions, see [Show Prebid Ads on AMP Pages]({{site.github.url}}/dev-docs/show-prebid-ads-on-amp-pages.html).
-
 * TOC
 {:toc}
 
+{: .alert.alert-info :}
+Manually configuring GAM for Prebid can be a fair amount of work.
+Consider using our official command line tool, [Prebid Line Item Manager](/tools/line-item-manager.html), to create the setup. Using this tool may save you time and help you avoid mistakes.
+ 
+{: .alert.alert-success :}
+For engineering setup instructions, see [Show Prebid Ads on AMP Pages]({{site.github.url}}/dev-docs/show-prebid-ads-on-amp-pages.html).
+
 ## Line Item Setup
 
 In addition to your other line item settings, you'll need the following:

adops/setting-up-prebid-multi-format-in-dfp.md

@@ -25,6 +25,10 @@ For instructions on how to set up multi-format ads from the engineering side, se
 * TOC
 {: toc }
 
+{: .alert.alert-info :}
+Manually configuring GAM for Prebid can be a fair amount of work.
+Consider using our official command line tool, [Prebid Line Item Manager](/tools/line-item-manager.html), to create the setup. Using this tool may save you time and help you avoid mistakes.
+
 ## Step 1. Add an Ad Unit
 
 In Google Ad Manager, [create an ad unit](https://support.google.com/admanager/answer/177203).