All that company or business wishing to start advertising on the internet and to publicize their products or services, it is important to review previously advertising or marketing firms more important for that in this way you can ensure you will have scope to a large audience.On this occasion described three of the companies most important of marketing on the internet, in essence: Google Adwords, ClickKBank and Commssion Junction, since these companies are considered among the top 10 in the world ranking, is essential for organizations that are initiated in this field know these companies.Below are the types of companies that accept, their payment methods, ways in which advertised products, etc. Google Adwords: As discussed in previous articles, the way to advertise in AdWords is based on the Google search engine. Mashable has plenty of information regarding this issue. This is done by identifying key words, for example if a company wishing to advertise on AdWords is dedicated to the sale of products to lose weight, the panel of Adwords settings would words as: lose weight, health, Suplementos-medicamentos, routines, etc (this is just an example). So that in this way the Google search engine can index in the category appropriate to the company that starts to publicize this equal encompasses the Google AdSense program for publishers (Webmasters) that help Google to advertise products. They accept all types of companies regardless of their size, scope, partners, etc. Forms of payment are made for clicks that visitors make the announcement, are varied forms of billing can be performed via: Bank transfer, credit card (American Express, Master Card, Visa) in postpaid or automatic bill payment and prepaid (American Express, Visa, Masterd Card) that has a cost of activation of $50 pesos Mexican and a minimum consumption of $100 pesos mexicanos (similar to recharge a cell phone balance and varies from a) country to another), we also accept payments via internet with a money account mail, currently begin to invoice with direct debit, i.e.