How content is playing role in seo and how helping in improving ranking

I am seeing a lot of change in the Local SERP's. Is anyone noticing the same??

I had came across this wordpress theme site they sake themes and plugins. All of there themes has a fixed prices of $19. It seems a bit fishy all other premium wordpress theme site charge much more than this. Is this site reliable? If anyone will share any experiences with them then it will be much helpful.

I have seen many landing pages who makes false promises to get more and more signups. Isn't this thing hurting the entire conversion process I mean they may get signups now but it will not last long, right?

How to use effectively hashtags in social media networks such as Facebook and twitter to get maximum output from every posts??

An access point AP connects wireless clients (or network devices) to the wired LAN. Client devices on a network do not typically communicate directly with each other; they communicate via an access point. In essence, an access point converts the data packets from the 802.11 frame encapsulation format in the air to the 802.3 Ethernet frame format on the wired Ethernet network.

what is the best online marketing technique now a days, please share some valuable information ?

I have a funny thought in my head wandering that will Bing be able to outrank Google in the far future? What do you guys think?

What is blog comments and it's usage?

How can I increase the download rates of my Mobile app? It is an app of sorting and accessing address of buyers. Any kind of suggestion are most welcome.