How to make an accurate profile in social networks

Nowadays more and more businesses and companies use social networks as an important way of promoting their products. But is this as easy as it seems? Do they need to follow some rules in order to give a good image of themselves through social networking sites? To solve any doubt about the neccessity of an acurate marketing campaing using web communication tools I am going to give some of the most common and basic tips of promoting in the social network market, according to some articles I have found on this topic.

The mysteries of the pyramids

What secrets do the pyramids keep? Were they only the tombs of the faraons?  A lot of questions and mysteries surround the construction of the Egyptian Pyramids. Even after years of research and excavations only hypothesis can be given in an attempt to understand how they were built and all the processes that involved them.  In the following lines I would explain some curiosities about these huge monuments, which still remain in spite of their million of years of history, that I found in some interesting articles.

Interacting tools in Facebook

The following lines will try to explain the main differences between Facebook networks, groups and pages according to Facebook Help Centre and The Facebook Blog, published by Nick Pineda, among others.