Romancing with your girlfriend without a financial burden is more romantic than any other way. One can do several tasks which can develop immense love and would let them know your potential to outstand any situation. Reciting a poem or even singing/playing her favorite song could be a successful approach for one to romance with your girlfriend. Being her helping hand by cooking a romantic dinner which can surprise her & could make her feel romantic of your acts. These ways are essential where a person doesn't want a reason to make their girlfriend happy through money which could be the cheapest way to express romance.