The agreements are enforceable even though they are made without consideration, (according to Sec. 25).
Such cases are :
1. A promise to pay for a past voluntary service is binding.
2. Promise to pay a time-bound debt.
3. No consideration is necessary to create an agency.
4. When there is contract of donation, or completed gift, no consideration is required.
5. A written and registered agreement based on natural love and affection between near relatives.