How offers may be terminated.........................................

50

Rejection by the offeree..............................................

61

Acceptance to take effect in the future.................................

51a

When rejection by mail takes effect.................................

52

Expiration of time stated in the offer...................

53

Expiration of a reasonable time........................................

54

Revocation.........................................................

55

Revocation is not effectual until communicated..........................

56

Indirect communication of revocation.................................................

57

Revocation of offer contemplating a series of performances...............

53

Revocation of general offer...................................................................

59

Revocation of offers for unilateral contracts........................................

60

Attempted solutions of the difficulty...................................

60a

Whether refusal of tendered performance prevents unilateral contract.......

60b

When offers are irrevocable..................................................................

61

Termination of offers by death or insanity.............................................

62

Effect of dealy in the delivery of the offer............................................

63