Ever agonized over buying a 40sweater?Anew,trendingspendingruleclaimstobethekeytohelpingyoudeterminewhetherornotyoushouldmakethatpurchase.Accordingtothe0.01500,000 net worth would be able to make any purchase under 50withouthavingtothinktwice.ReadNext:6ThingsYouMustDoWhenYourSavingsReach50,00 ...