a. A bank advertises heavily on higher interest rates on the fixed deposits and other debt instruments and then lowers the rate suddenly

b. A bank advertises heavily on to draw potential customers by offering them rewards on home loan agreements and following acceptance, the buyer is forced to pay back a higher interest rate on the loans

c. A Bank offers a low introductory rate in the beginning on a home loan, which increases after a certain period and higher than the normal rate

d. A Bank offers high introductory rate in deposit instruments which later on goes down after a certain period

e. All of them are examples of teaser rates