When you begin to order discountwomen's glasses online, you should read very carefully about the exchange or refund policy. If the information is not so clear, you'd better not go ahead with that online optical store. Then you can search for other reliable stores online. If it is the first time for you to order glasses online, you should compare a few sites with their price, quality, reputation and service to find the most reliable one. Then you can order them online safely.
Yes, compared the eyeglasses in local stores, eyeglasses online are much cheaper. Of course, you shall avoid some inferior eyeglasses online. So, first of all, you shall choose an reliable online shop. If you have no idea, you can your friends where she often buy eyeglasses. Since she have many experience to buy eyeglasses online, you can listen to her advice. Personally, i will recommend you to go firmoo.com to buy cheap eyeglasses.