If the usual office attire is a designer suit with a pocket square, then wear that to your job interview. If the usual work wear is jeans and rock and roll teeshirts, wear a button-down shirt and khakis with no tie. The take-it-up-a-notch advice is exactly the same for women.
Sunflower Cultivars. Cultivars best for edible seeds, called confection types, come from two types of cultivars with striped hulls. First are the tall cultivars that are everyone's stereotypical image of sunflowers -- plants considerably taller than a person with dinner-plate sized flower heads.
You can even make your own oil with an expellor. One warning, some people have contact dermatitis with the sunflower. Two types of sunflowers are grown in the United States, oilseed and confectionery. Oilseed sunflowers seeds are small and black with a high oil content. They are processed into oil and meal. Confectionery seeds are large black and white seeds which are roasted and for snacks and breads.