As the technology has evolved, so have been the online marketing strategies involve in the advertisement of various services. And of course, there are always a couple of different strategies for different products and different types of peoples - for instance you can be sure that the products for men are promoded in a different manner form the products destinated for childs and of course from products for to women.
Also, a very important thing that needs to be evaluated is where that product really goes - it is going in the low-end (it is really cheap), mainstream, or high end area?
But for instance if we are discussing about the necessity of implementing marketing strategies in the real estate industry, then there is no difference in promoting low end and high end, as you will anyway need to implement virtual tours in real estate business as all the companies are doing it, and then, with this kind of content you could engage different strategies -> like email marketing, search engine optimization, affiliation with different industry trend creators.
There are in fact so many ways of promoting a certain business, that choosing depends a lot on your personal experience with a couple of methods and platforms, and of course, depending on your gathered experience, you will choose the platform that is providing the highest number of conversions for the smallest amount of money spent for each conversion.
But the virtual tours are really mandatory, as you would need to make avery good impression with a nice platform just to get in front of your competition.