The Four of Diamonds is a card of protection in finances, however that protection is only accessed through hard work. This card, above most others, must put forth the effort to reap the rewards or the rewards will be elusive. If they try to get something for nothing or try to take the easy path, failure and frustration will be the result. Any money they have or receive will always entail some responsibilities.
They have very good business sense and the ability to manage and organize a business successfully. Though others may see them as stubborn, they know that maintaining order and structure in their life and being clear about what is most important to them will always bring them success and satisfaction. They are not going to change anything in their life that is working well for them, no matter what others think or say. Even as children most of them know what is important to them and what is not. They know what they like.
They can be good at managing others' money or in being a financial consultant. Their sense of practicality with money is a valuable resource that they can capitalize on.
When dealing with a Four of Diamonds you first have to find out if you are dealing with the lazy kind or the hard-working kind. The former will be a complainer while the latter will be successful and an asset to your endeavors.

Some of the Four of Diamonds Issues Concerning Relationships

The Four of Diamonds have more than their share of charm and can usually get along with everyone successfully. To them, relationships are the means to an end. If crossed, they can be powerful and tenacious in getting their way.