Minor rewording

Author: pwseg

src/engage/audiences/index.md

@@ -238,6 +238,7 @@ The audience summary is a breakdown of the percentages of external_ids of users
 
 ## FAQ
 
-**Why am I getting a different user count when using the $ on a field?**
-It is recommended and correct to use the $ when dealing with array properties. However, note that the $ causes the logical condition to be applied to each array entry independently, and instead it's more accurate to use the “equals one of” condition.
+### Why do I get a different user count when I use `$` on a field?**
+Segment recommends using the `$` operator when you deal with array properties. However, the `$` causes logical conditions to apply independently to each array entry independently. As a result, you'll get more accurate results by using the `equals one of` condition:
+
 ![$ operator](https://github.com/segmentio/segment-docs/assets/68755692/7b0b6923-a4ad-4290-8aa6-bbbc7cb1ee1b)