Purchasing vs leasing option Purchasing versus Leasing and leasing is also tax deductible Purchasing The math on the Paul McCartney-Heather Mills divorce is as follows: After 5 years of marriage, he paid her $49 million. Assuming he had sex every night during their 5 year relationship it ended up costing him $26,849 per time. This is Heather. Leasing On the other hand, New Yor..