[Home](./index.md) > [bitburner](./bitburner.md) > [Singularity](./bitburner.singularity.md) > [stopAction](./bitburner.singularity.stopaction.md)
## Singularity.stopAction() method
If you are not in BitNode-4, then you must have Level 1 of Source-File 4 in order to use this function and the RAM cost is doubled.
This function is used to end whatever ‘action’ the player is currently performing. The player will receive whatever money/experience/etc. he has earned from that action.
The actions that can be stopped with this function are:
\* Studying at a university \* Working for a company/faction \* Creating a program \* Committing a Crime
This function will return true if the player’s action was ended. It will return false if the player was not performing an action when this function was called.
Signature:
```typescript
stopAction(): boolean;
```
Returns:
boolean
True if the player’s action was ended, false if the player was not performing an action.
## Remarks
Singularity - Level 1