There are various aspects for businesses and brands to gain advantages from Google+. First of all, Google+ page makes business social. With features like Circles, Hangouts, and +1, companies can developed closer relationships with their 
customers through their brand page. You can make the most out of your marketing campagne by using Circles to target your audience by location, age, gender, interest, or any other useful waysThen you can send specific information, new products, or special promotions that is relevant to each circles. Google Plus site suggests many ways the business can add their customers to the right circle. Adding to this, businesses and brands can personalize and enhance their customers’ relationships by using Hangouts in numbers of ways. As a face to face real-time interaction, Hangouts can be used to launch product demos, Q&A or feedback sessions, public tutorials or customers’ support (as in the case of Dell). Moreover than that, for companies who do not have big budget like Apple, they can use Hangout to make a pretty impressive product launch by inviting press and other influential people for the event. Worthy to note is that Hangouts can be found in search results making it even more publicized. The benefit of +1 has been mentioned before. In the business sense, +1 button is available for customers to click as a support for their brands. Below is how it looks.
When their contacts search for the same thing, they will automatically see which post or web page is recommended by their friends. With this strategy, business can make their posts, advertisements ( +1 is also available in Google Adwords), or brand page more socially related to their customers through the connections of their customers’ contacts. This is how it looks when your contact has +1 the ad.
Not only that, when customers +1 any page, that page will become relevant the next time customers search the same thing but have a higher ranking . This is truly beneficial to any business as their page or post will be kept in the eyes of their customers, and also their friends!
More about Brand Page coming next!
Google+ Launches Pages for Businesses
readnatchaya 
Wow I had no clue about Google + but it seems to have many interesting features. I wonder if a lot of companies are actually using them while facebook is still the most favorable sites to be used. It was interesting how Google+ has a feature for the businesses where they could target the exact target group to the related business they want to market! Nice blog Natchaya! 🙂