Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
in addition , you agree to pay , if requested by the host , for each twenty-four ( 24 ) hour period ( or any portion thereof ) that you overstay , an additional nightly fee of up to two ( 2 ) times the average nightly listing fee originally paid by you to cover the inconvenience suffered by the host , plus all applicable guest fees , taxes , and any legal expenses incurred by the host to make you leave ( collectively , `` overstay fees '' ) . 

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