Lack of Consideration. 1  Past consideration is not valid. Something that is already done is done, and it does not change the legal position of the promisor. 2  Preexisting duty does not count as consideration. 3  An illusory promise, or one which the promisor actually has no obligation to keep, does not count as consideration. The promise must be real and unconditional. This doctrine rarely invalidates contracts; it is a fundamental doctrine in contract law that courts should try to enforce contracts whenever possible.
In parts of the world with more conservative social traditions, the average would be considerably higher. i had mine when I was 13 but idk if thats the average age. I would the average age would be from 12 to 15. I had mine when 13, so I would say that is around the average age, but that is just speculation.
According to the American Academy of Pediatrics, kids are starting to date earlier than ever before, with the average age 12-and-a-half for girls and 13-and-a-half for boys. While dating age depends on a number of factors, and varies from child to child, many parents agree that dating should begin slow and supervised. Safety is a major concern, and dates should be appropriate for the childâs age.