Hey...
Long tail keyword is good for your specific purpose, such as PPC if you need to scope down your customer, long tail keyword will be good for that purpose.,,... these type of keywords have less competition and a get a lot of traffic....

Hello...
If we use Long tail keywords,as they have less competition then it is easier for us to rank them in the top position of search engine result pages......

Long tail keywords are the longer, more specific keywords that are less common, individually, but add up to account for the majority of search-driven traffic.

Long tail keywords are the opposite of "head" terms, which are more popular or more frequently searched on. For example, "fish tanks" is a head term, but "compare prices whisper aquarium filters" is a long-tail keyword.

Long tail keyword have low competitors.

A long tail keyword is a combination of 3-6 words that are specific and relevant to the products you sell. In simple terms, any generic keyword that has product features, Model number, SKU no. price range, etc.

Using a phrase in place of  single word keyword is called long tail keyword.

Long tail keywords are a type of keyword phrase that has at least three, and some times as many as five words in the phrase. Long tail keywords are used when the website wants to refine search terms to the web page, as well as when the searcher is looking for something rather specific. Like normal keywords, long tail keywords are used to define what is on the web page and what the publisher wants to be found under in search engines and on search engine results pages.

Long tail keywords are a type of keyword phrase that has at least three, and some times as many as five words in the phrase. Long tail keywords are used when the website wants to refine search terms to the web page, as well as when the searcher is looking for something rather specific.

Long Tail Keywords are also known as Keyword Phrases. It has a set of 4-5 words to target a website.

The keyword phrases that contains two or five words used to searched specific item, that is called long tail keywords

Long tail keyword are keyword with 3 or more words.It's good idea to target new website with long tail keywords.

For longtail keyword strategies to be effective, you need the page itself to have some credibility. Hence if you have too many pages that are very similar, you will be hit by the Panda algorithm and it will destroy your website

Long-tail keywords can be made of three or more words and usually longer than short-tail keywords. It is cost-effective for both paid and organic search.