Updated 1.3 Implementation (markdown)

1.3-Implementation.md

@@ -4,6 +4,13 @@
 - Learn how to find and [back up](https://github.com/ghacksuserjs/ghacks-user.js/wiki/1.2-Backing-Up) your profile(s)
 - If you already have a `user.js`, consider using [Compare-UserJS](https://github.com/claustromaniac/Compare-UserJS), an excellent tool to compare user.js files and output the diffs in detailed breakdown - developed by our very own resident cat, [claustromaniac](https://github.com/claustromaniac) :cat2: 
 
+### :small_orange_diamond: Tags
+
+While not 100% definitive, we have included `[SETUP*` tags for troubleshooting and setting up. Choose wisely, there is always a **trade-off**. Some examples
+ * `[SETUP-WEB]` can cause some websites to break
+ * `[SETUP-CHROME]` changes how Firefox itself behaves (i.e. NOT directly website related)
+ * `[SETUP-PERF]` may impact performance
+
 ### :small_orange_diamond: Very important, check these first...
 
 :exclamation: ULTRA UBER IMPORTANT. Do not just take the `user.js` and use it with your profile. There are some considerations to make first that concern your online security etc
@@ -42,7 +49,7 @@
 
 :exclamation: QUITE IMPORTANT: Other preferences may cause site breakage, but nothing that can't be fixed. You won't "lose" anything...- it's not the end of the world.
 
-- Search for `[WARNING]` and `[SETUP]` tags in the `user.js`
+- Search for `[SETUP` tags in the `user.js`
 - There is a deprecated (section 9999)
    * ESR users will want to switch on the relevant ESR section
    * STABLE users will want to reset these prefs in about:config