[Home](./index.md) > [bitburner](./bitburner.md) > [Singularity](./bitburner.singularity.md) > [checkFactionInvitations](./bitburner.singularity.checkfactioninvitations.md)
## Singularity.checkFactionInvitations() method
If you are not in BitNode-4, then you must have Level 2 of Source-File 4 in order to use this function and the RAM cost is doubled.
Returns an array with the name of all Factions you currently have oustanding invitations from.
Signature:
```typescript
checkFactionInvitations(): FactionName[];
```
Returns:
[FactionName](./bitburner.factionname.md)\[\]
Array with the name of all Factions you currently have oustanding invitations from.
## Remarks
Singularity - Level 2