After you have built your werbsite, you will have to give people a reason to come and visit.
Website advertizing is , somewhat, a passive form of advertizing.
Exchange links Exchange links with other Internet websites that are somehow related to your business. Trade Associations, Businesses that complement your line of production, Do surf the net enough to find which are the key sites for your field, and then seek links there. Find the groups that suit your business or can be potential customers. There is a number of such malls on the Internet. You can find addresses by checking Internet directories or just surfing on the net.