Coin collecting of investment, the principle of "caveat emptor" applies and study is recommended before buying. Likewise, as with most collectibles, a coin collection does not produce income until it is sold, and may even incur costs (for example, the cost of safe deposit box storage) in the interim. Coin hoarders may be similar to investors in the sense that they accumulate coins for potential long-term profit. However, unlike investors, they typically do not take into account aesthetic considerations; rather they gather whatever quantity of coins they can and hold them. This is most common with coins whose metal value exceeds their
P.S.K. What Does It Mean? and the Banshees' song "Kiss Them for Me" and Strike's "I Have Peace" while "Pearl" by Chapterhouse and a remix of "Ain't Nobody Stupid", written by Ne-Yo, amongst other acts also used it. American rapper The Notorious B.I.G. included it on "B.I.G. Interlude", as does DJ Khaled for the song "It Ain't Over 'Til It's Over" featuring Mary J. Blige, Fabolous and Jadakiss from Khaled's 2011 studio album "We the Best Forever". Eminem also samples it on his song "So Far..." from "The Marshall Mathers LP 2". This song has been sampled by "The Prodigy" on three separate occasions. It