| Fachwort |  |  | 
  | Deutsch | unable | Grundwort | fehlt | 
	| Fachbebiet | fehlt | Trennung: | unable | 
  	| Inhalt | fehlt | Status: |  | 
  | Worttyp | fehlt | 
  |  | BGB 371 If a certificate of indebtedness has been issued relating to the claim , the obligor may , besides demanding the receipt , also demand return of the certificate of indebtedness . If the obligee claims to be unable to return it , the obligor may demand an officially certified acknowledgement that the debt is extinguished . | 
|  | BGB 466 If the third party has agreed in the contract to render an act of collateral performance which the person entitled to preemption is unable to perform , the person entitled to preemption must pay the value of the collateral performance instead of rendering it . If the collateral performance cannot be assessed in money , the exercise of the right of preemption is excluded ; the agreement to render collateral performance is , however , not performed if the contract with the third party would have been entered into even without it . | 
|  | BGB 482. 3 The entrepreneur may , before entering into the agreement , make an alteration to the information contained in the prospectus to the extent that this becomes necessary due to circumstances which he was unable to influence . | 
|  | Section 537 Payment of rent when the lessee is unable to be present in person | 
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