A lot of merchants are encouraging online purchase. Most of the superstores are waiving delivery charges on a certain amount of purchases. Everytime I log out from Paypal, I will be directed to a page of merchants where Paypal is accepted. News has reported that most of the superstores are not making much profit over the years while the online orders seem to be doing better. Nevertheless, zennioptical.com is the solution for online optical services which offers lowest prices possible and wide selections of frames and lens.