# Message Capture Method: Stop Options

When using the [Message Capture](https://docs.intrepidcs.com/vspy-3-documentation/3.9.14/vehicle-spy-main-menus/main-menu-measurement/vehiclescape-daq/vehiclescape-daq-standalone-logging-tab/standalone-logging-collections-and-methods/collections-and-methods-message-capture-method) method for [Standalone Logging](https://docs.intrepidcs.com/vspy-3-documentation/3.9.14/vehicle-spy-main-menus/main-menu-measurement/vehiclescape-daq/vehiclescape-daq-standalone-logging-tab) within VehicleScape DAQ, the choice of [Start Option](https://docs.intrepidcs.com/vspy-3-documentation/3.9.14/vehicle-spy-main-menus/main-menu-measurement/vehiclescape-daq/vehiclescape-daq-standalone-logging-tab/standalone-logging-collections-and-methods/collections-and-methods-message-capture-method/message-capture-method-start-options) determines the Stop Option choices that appear. Table 1 summarizes the three options, shows the Start Options that each is associated with, and contains links to detailed help pages for all three.

**Table 1: Stop Options for the Message Capture Method**

| Stop Option                                                                                                                                                                                                                                                                                                                                                                        | Description                                                                                                                                               | Associated Start Options                                                                       |
| ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------- |
| <p><a href="message-capture-method-stop-options/message-capture-method-stop-options-finish-after-collecting-messages-or-when-expression-is-true">Finish after collecting # messages</a><br><a href="message-capture-method-stop-options/message-capture-method-stop-options-finish-after-collecting-messages-or-when-expression-is-true">or Finish when expression is true</a></p> | Stop logging after a certain number of messages are logged, or when an expression evaluates as true.                                                      | <p><strong>Start immediately</strong><br>or <strong>Start when expression is true</strong></p> |
| [Pre/Post Collection](https://docs.intrepidcs.com/vspy-3-documentation/3.9.14/vehicle-spy-main-menus/main-menu-measurement/vehiclescape-daq/vehiclescape-daq-standalone-logging-tab/standalone-logging-collections-and-methods/message-capture-method-stop-options/message-capture-method-stop-options-pre-post-collection)                                                        | Log data before and after the Collection Start trigger. The capture window can be defined using an expression, a length of time, or a number of messages. | **Start using trigger expression**                                                             |
| [One-shot Report](https://docs.intrepidcs.com/vspy-3-documentation/3.9.14/vehicle-spy-main-menus/main-menu-measurement/vehiclescape-daq/vehiclescape-daq-standalone-logging-tab/standalone-logging-collections-and-methods/message-capture-method-stop-options/message-capture-method-stop-options-one-shot-report)                                                                | Log a snapshot of data values after waiting a configurable amount of time after the Collection Start trigger.                                             | **Start using trigger expression**                                                             |

**Note:** The **One-shot Report** stop option is also used by the [Bus Query](https://docs.intrepidcs.com/vspy-3-documentation/3.9.14/vehicle-spy-main-menus/main-menu-measurement/vehiclescape-daq/vehiclescape-daq-standalone-logging-tab/standalone-logging-collections-and-methods/collections-and-methods-bus-query-method) method.