There are two types of penalties by Google: Algorithmic and Manual. And in both the cases, a lack of success is implied as soon as the stipulations of Google are violated in almost any aspect. Some common causes for Google penalty may be factors for example links from already banned sites, automated queries, keyword spamming, cloaking, duplicate content, hidden texts, link buying etc. Although many of these factors are recognized to any webmaster or SEO consultant, it may well happen that the particular action is undertaken by accident or in error, and penalty is evoked.
best web design companies in usa