I used to online advertisement for my business.Really its a fantastic idea of doing business via online advertising.Can shows our business via banners and Other sources.
Adwords, SEO and SMM are good ways to advertise your business online. What I would also recommend, is advertising via mobile apps for reaching clients on the go. But I agree it all depends on what you do and what budget you have.
There are many businesses that can be easily done in the market but business promotion should be done in proper way for getting a more profit in it.Business promotion can be done in many ways but online business marketing is the great way for doing that because there are many opportunities that we can get from there.