• Ignorance - The mere fact of ignorance cannot be a valid ground - Settlement was not within the knowledge of the guarantor as she had not signed the joint memo signed by her son -  C stood a guarantor  Property mortgaged to bank  High Court Lok Adalat passed an award whereunder the borrower agreed to pay amount as final settlement of the claim of the Bank - Settlement was not within the knowledge of the guarantor C  as she had not signed the joint memo - One of her sons N  has signed it - Her advocate has also signed the Joint Memo -  Only later she learnt that the property has been ordered to be sold by auction - Also learnt about the signing of Joint Memo by N  (her son) and the Bank - The respondent, and her son, who signed the joint memo, were residing in the same house - No reason why the Respondent would not know of the joint memo, when she could have by reasonable means made herself aware of the proceedings. (2016)3 P.L.R. SC 542