Revocation of an Offer

Revocation means "Cancellation ". It may be revocation of Offer or Acceptance.
An offer may come to an end by revocation, Lapse or Rejection.
Section 6 deals with various modes of revocation of an offer. In all cases offer comes to an end:

1. Revocation of offer by communication of notice.
2. Revocation by Lapse of time.
3. Revocation by failure to fulfill a condition precedent to acceptance.
4. Revocation by death or insanity of the offeree.
5. Revocation by cross offer.
6. Revocation by failure of accept according to the mode prescribed.