# Product Set Professional Services
The Product Set Professional Services edge allows you to list professional services items (consulting, home services, health and wellness, and other services) that belong to a specific product set.
## Permissions
To use this API, your app needs the following permission:
* `catalog_management`
## Reading {#reading}
To list professional services items in a product set, send a `GET` request:
```
GET /v25.0/{product-set-id}/professional_services HTTP/1.1
Host: graph.facebook.com
```
### Parameters {#reading-params}
| Parameter | Type | Description |
| --- | --- | --- |
| `summary` | boolean | **Optional**. When `true`, includes a `summary` object with `total_count` in the response. |
| `limit` | integer | **Optional**. Maximum number of items to return per page. |
| `before` | string | **Optional**. Cursor for backward pagination. |
| `after` | string | **Optional**. Cursor for forward pagination. |
### Fields {#reading-fields}
Reading from this edge will return a JSON formatted result:
```
{
"data": [],
"paging": {},
"summary": {}
}
```
#### `data`
A list of [Professional Services](https://developers.facebook.com/docs/marketing-api/catalog/reference/professional-services) nodes. See the [Professional Services](https://developers.facebook.com/docs/marketing-api/catalog/reference/professional-services#reading-fields) reference for the full list of fields.
#### `paging`
For more details about pagination, see the [Graph API guide](https://developers.facebook.com/docs/graph-api/using-graph-api#paging).
#### `summary`
Aggregated information about the edge, such as counts. Specify `summary=true` as a query parameter to include this in the response.
| Field | Type | Description |
| --- | --- | --- |
| `total_count` | integer | Total number of items in the product set. |
## Creating {#creating}
You can't perform this operation on this node. To create product sets, use the [Product Set](https://developers.facebook.com/documentation/ads-commerce/marketing-api/reference/product-set) node.
## Updating {#updating}
You can't perform this operation on this node. To update product sets, use the [Product Set](https://developers.facebook.com/documentation/ads-commerce/marketing-api/reference/product-set) node.
## Deleting {#deleting}
You can't perform this operation on this node. To delete product sets, use the [Product Set](https://developers.facebook.com/documentation/ads-commerce/marketing-api/reference/product-set) node.