Do it semi-privately You don't have to get her completely

One thing you should say when you're around her is a nice, genuine compliment. It's not as difficult as it seems! Here's what to do: Think of what you like best about her. It could be her smile, her laugh, her intelligence whatever strikes you as her best quality. 

(The only caveat to this is that you should not compliment her on any physical traits except her eyes or her smile. She might have a great figure, but now's not 
the time.)

Pay attention to the style of clothes that she wears, and wear the same style

Not only will you look and smell more attractive, taking care of your grooming shows her that you're mature and capable of important daily tasks. Also pay attention to the style of clothes that she wears, and wear the same style of clothing, this will help her to relate with you and find you overall more attractive. And pay particular attention to these areas: