[Home](./index.md) > [bitburner](./bitburner.md) > [Singularity](./bitburner.singularity.md) > [joinFaction](./bitburner.singularity.joinfaction.md) ## Singularity.joinFaction() method Join a faction. **Signature:** ```typescript joinFaction(faction: FactionName): boolean; ``` ## Parameters

Parameter	Type	Description
faction	[FactionName](./bitburner.factionname.md)	Name of faction to join.

**Returns:** boolean True if the player successfully accepts an invitation, and false otherwise. ## Remarks RAM cost: 3 GB \* 16/4/1 This function will automatically accept an invitation from a faction and join it. Note that this function returns false if you are already a member of the specified faction.