What is virtual marketing & what is viral marketing? Also please indicate other names for viral marketing.

I leave the answer to experts and specialists in this area this is not the field of my specialty

Thanks for the invite ............................ Leave an answer to the experts

I agree with all sumitted answers 

viral marketing is any marketing technique that induces Web sites or users to pass on a marketing message to other sites or users, creating a potentially exponential growth in the message's visibility and effect. At Virtual Marketing, we work with companies of all sizes from all around the world to increase their online presence through content creation & distribution.

Thank you for your kind invitation and I agree with Mrs. Ghada answer

Agree with expert ansewrs above

virtual marketing is a " Display of companies product", were in you can see it, and when time comes you can purchase it. sitting in different place, not necessary to go the market.

Viral marketing refers to a 20 sec advertaisement of a companies product , to make customer buy it.

Each time more creative questions. Thank you Mr.Sayed Fathy 

Virtual marketing may be defined as being the basis of search engines positioning, ranking and optimization, website indexation, banner advertising, email marketing, amongst many other subjects.

Virtual Marketing Ecosystem is a platform of and for online community concerned with marketing. It comprises several factors like search engines, social media, web applications etc that makes up its digital environment. All that is aptly applicable for marketing in an online environment will comprise the Virtual Marketing Ecosystem. It is a living, breathing entity in and of itself and it grows more sophisticated and detailed every day. The boundaries of this ecosystem are clear and defined based on the development of the business in it. Therefore, Virtual marketing is the basis of search engines positioning, ranking and optimization, website indexation, banner advertising, e-mail marketing, content development, social media marketing, research and many more.

While the buzzwords viral marketing and viral advertising refer to marketing techniques that use pre-existing social networks to produce increases in brand awareness or to achieve other marketing objectives such as product sales through self-replicating viral processes, analogous to the spread of pathological and computer viruses. It can be word-of-mouth delivered or enhanced by the network effects of the Internet. Viral promotions may take the form of video clips, interactive Flash games, advergames, ebooks, brandable software, images, or even text messages. The basic form of viral marketing is not infinitely sustainable.The goal of marketers interested in creating successful viral marketing programs is to identify individuals with high Social Networking Potential (SNP) and create Viral Messages that appeal to this segment of the population and have a high probability of being taken by another competitor.

The term "viral marketing" has also been used pejoratively to refer to stealth marketing campaigns—the unscrupulous use of astroturfing on-line combined with undermarket advertising in shopping centers to create the impression of spontaneous word of mouth enthusiasm.