diff --git a/docs/querying/rql/what-is-rql.mdx b/docs/querying/rql/what-is-rql.mdx
index 3f17935a34..392c5d9a68 100644
--- a/docs/querying/rql/what-is-rql.mdx
+++ b/docs/querying/rql/what-is-rql.mdx
@@ -358,9 +358,11 @@ where Lines[].ProductName in ("Chang", "Spegesild", "Unknown product name")
---
-**To negate an `in` condition**, use the `NOT` operator. In RQL, `NOT` cannot start a `where` clause; it must follow a **valid preceding expression.**
+**To negate an `in` condition**, use the `NOT` operator.
+In RQL, `NOT` cannot start a `where` clause; it must follow a **valid preceding expression.**
-To ensure accuracy, especially when fields might be missing from some documents, use `exists(fieldName)` as the anchor:
+To ensure accuracy, especially when fields might be missing from some documents,
+use `exists(fieldName)` as the anchor:
```csharp
@@ -369,8 +371,9 @@ where exists(Name) and NOT Name in ("The Big Cheese", "The Cracker Box")
```
-**Note:** Avoid using `where true` or an `exists()` check on a *different* field. If a document is missing the field you're
-filtering on, these anchors may return unexpected results.
+**Note:**
+Avoid using `where true` or an `exists()` check on a *different* field.
+If a document is missing the field you're filtering on, these anchors may return unexpected results.
diff --git a/versioned_docs/version-6.2/client-api/session/querying/what-is-rql.mdx b/versioned_docs/version-6.2/client-api/session/querying/what-is-rql.mdx
index 3d63d23c2b..ce6f2132b7 100644
--- a/versioned_docs/version-6.2/client-api/session/querying/what-is-rql.mdx
+++ b/versioned_docs/version-6.2/client-api/session/querying/what-is-rql.mdx
@@ -347,12 +347,13 @@ where PricePerUnit >= 10.5 and PricePerUnit <= 13.0 // Using >= and <=
+
#### Operator: `in`
-The operator `in` is validating if a given field contains passed values.
-It will return results if a given field matches **any** of the passed values.
+The `in` operator evaluates a field against a list of values.
+It will return results if the field matches **any** of the items in that list.
@@ -369,8 +370,28 @@ where Lines[].ProductName in ("Chang", "Spegesild", "Unknown product name")
`}
+
+---
+
+**To negate an `in` condition**, use the `NOT` operator.
+In RQL, `NOT` cannot start a `where` clause; it must follow a **valid preceding expression.**
+
+To ensure accuracy, especially when fields might be missing from some documents,
+use `exists(fieldName)` as the anchor:
+
+
+```csharp
+from "Companies"
+where exists(Name) and NOT Name in ("The Big Cheese", "The Cracker Box")
+```
+
+
+**Note:**
+Avoid using `where true` or an `exists()` check on a *different* field.
+If a document is missing the field you're filtering on, these anchors may return unexpected results.
+
#### Operator: `all in`
diff --git a/versioned_docs/version-7.0/client-api/session/querying/what-is-rql.mdx b/versioned_docs/version-7.0/client-api/session/querying/what-is-rql.mdx
index 5fa4670386..3be6415209 100644
--- a/versioned_docs/version-7.0/client-api/session/querying/what-is-rql.mdx
+++ b/versioned_docs/version-7.0/client-api/session/querying/what-is-rql.mdx
@@ -348,12 +348,13 @@ where PricePerUnit >= 10.5 and PricePerUnit <= 13.0 // Using >= and <=
+
#### Operator: `in`
-The operator `in` is validating if a given field contains passed values.
-It will return results if a given field matches **any** of the passed values.
+The `in` operator evaluates a field against a list of values.
+It will return results if the field matches **any** of the items in that list.
@@ -370,8 +371,28 @@ where Lines[].ProductName in ("Chang", "Spegesild", "Unknown product name")
`}
+
+---
+
+**To negate an `in` condition**, use the `NOT` operator.
+In RQL, `NOT` cannot start a `where` clause; it must follow a **valid preceding expression.**
+
+To ensure accuracy, especially when fields might be missing from some documents,
+use `exists(fieldName)` as the anchor:
+
+
+```csharp
+from "Companies"
+where exists(Name) and NOT Name in ("The Big Cheese", "The Cracker Box")
+```
+
+
+**Note:**
+Avoid using `where true` or an `exists()` check on a *different* field.
+If a document is missing the field you're filtering on, these anchors may return unexpected results.
+
#### Operator: `all in`
diff --git a/versioned_docs/version-7.1/client-api/session/querying/what-is-rql.mdx b/versioned_docs/version-7.1/client-api/session/querying/what-is-rql.mdx
index bbe9e3b8a7..0173ab1b68 100644
--- a/versioned_docs/version-7.1/client-api/session/querying/what-is-rql.mdx
+++ b/versioned_docs/version-7.1/client-api/session/querying/what-is-rql.mdx
@@ -346,14 +346,15 @@ where PricePerUnit >= 10.5 and PricePerUnit <= 13.0 // Using >= and <=
`}
-
+
+
#### Operator: `in`
-The operator `in` is validating if a given field contains passed values.
-It will return results if a given field matches **any** of the passed values.
+The `in` operator evaluates a field against a list of values.
+It will return results if the field matches **any** of the items in that list.
@@ -370,8 +371,28 @@ where Lines[].ProductName in ("Chang", "Spegesild", "Unknown product name")
`}
+
+---
+
+**To negate an `in` condition**, use the `NOT` operator.
+In RQL, `NOT` cannot start a `where` clause; it must follow a **valid preceding expression.**
+
+To ensure accuracy, especially when fields might be missing from some documents,
+use `exists(fieldName)` as the anchor:
+
+
+```csharp
+from "Companies"
+where exists(Name) and NOT Name in ("The Big Cheese", "The Cracker Box")
+```
+
+
+**Note:**
+Avoid using `where true` or an `exists()` check on a *different* field.
+If a document is missing the field you're filtering on, these anchors may return unexpected results.
+
#### Operator: `all in`