The blockage is often due to the fear of being exposed as a "cross-dresser." However, you'll have to come to terms with it and accept it in the end, as it will follow you for the rest of your life.
The easiest way is to do your shopping online on our website, rigazo.com. It's often more cost-effective too, even if you miss out on the fun of window shopping.
At least you'll be at ease trying on your heels and evening dresses. That said, you can also go to a store. There's no shame in walking into a women's clothing store.
Remember, when you walk into a women's clothing store, the salesperson won't necessarily assume you're there to shop for yourself. If you're afraid of being mistaken for a cross-dresser, use that to your advantage. You could easily be buying a gift or picking something up for someone who asked you to. But whatever you do, stay relaxed, because there's nothing more suspicious than someone nervously searching through women's underwear while glancing around furtively...