> For the complete documentation index, see [llms.txt](https://docs.fieldmotion.com/fieldmotion-api-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.fieldmotion.com/fieldmotion-api-docs/customer/_setcallbacknotes.md).

# \_setCallbackNotes

Sets the Notes of a Callback for a Customer.

### Parameters

#### id

The ID of the Customer.

#### val

The Notes to be included in the Callback as a text format, respects carriage returns (also TAB spaces).

### Example

```
FM_api('Customer_setCallbackNotes',[
  'id'=>'683158',
  'val'=>'testline1
line2
!LINE3!'
  ]
);
```

### Result

#### On Success

```
{"ok":"1"}
```

If the "val" parameter value is already set to the Customer:

```
['ok":"1", "msg":"value already set"}
```

#### On Failure

If the "id" parameter is not given a value or has a value less than 1:

```
{"error:":missing or invalid parameter: id"}
```

If the "val" parameter is not given a value:

```
{"error:":missing or invalid parameter: val"}
```

If the "id" parameter value does not match an existing Customer ID:

```
{"error":"customer does not exist"}
```