Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
linden lab employs a staff of designers to develop new ideas and linden lab solicits and receives product idea submissions from professional inventors with whom it has business relationships . 

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. OPTIONS: ['Contract by using' 'Choice of law' 'None' 'Limitation of liability'
 'Content removal' 'Arbitration' 'Jurisdiction' 'Unilateral change'
 'Unilateral termination'].