Splog is a new black hat technique and forms with the combination of two words 'Spam' & 'Blog'.
It refers to the spam blogs that are created to promote affiliated Web sites, with the intent of skewing search results and artificially boosting traffic.
Th main purpose of the blog, to increase the page rank and back links of affiliate website. This kind of black hat techniques helps to quickly index in search engine and visible in SERP.
