If you have a good list of registered consumers who are willing to know about your products and services then you can make use of email advertising for the same. Some people take email advertising to be spamming but this is not so. If done efficiently then email marketing can turn out to be very effective and can be a strong advertising tool that can generate sales.
In case you are using email advertising for promoting your website and for re-inviting your target traffic then you need to make sure that the email is informative. Some website marketing companies tend to add gibberish to the content of the email and add the link of website in it. It is of no use to user and generally lands in spam mail or is deleted. So if you want to generate traffic through email advertising then you need to make sure that the email has new information. You can use it to inform the clients of a new development, new products or about and achievement. Such newsletters or email are more useful and are efficient in creating web traffic. The people who are interested in the product and service mentioned in the email would visit the site and this may further help in generating good sales for your company.