Engagement Ring Secrets - Tips, Advice to Save Lots of Money Tips and advice On how To negotiate and save lots money when planning or purchasing a diamond engagement ring. In our guide you will learn how not to fall for the classic sales person questions "So, how much are you looking to spend?" or "the 4Cs" which are designed to make you buy lots of jewelry and pay far more then they are worth. with 4csadvicebuydiamondengagementhowjewelerjewelryplanningringringssavetipsto Note: learn how not to fall for the classic sales person questions "So, how much are you looking to spend?" or "the 4Cs" which are designed to make you buy lots of jewelry and pay far more then they are worth.