There is also a webpage by a woman who talks about her journey to find acceptable concealed carry.
Cornered Cat - Table of Contents
Lots of discussion there about what works and what doesn't (in the author's opinion). She also discusses what wardrobe changes can be made without sacrificing either concealability or pretty clothes.
You might also want to browse through the 'women and guns' website. I don't know what they have on the concealed carry issue but you can always look.
Women & Guns