Currency relative values of the different currencies. Currencies in this sense are defined by governments, and each type has limited boundaries of acceptance. Other definitions of the term "currency" are discussed in their respective synonymous articles banknote, coin, and money. The latter definition, pertaining to the currency systems of nations, is the topic of this article. Currencies can be classified into two monetary systems: fiat money and commodity money, depending on what guarantees the value (the economy at large vs. the government's physical metal reserves). Some currencies are legal tender in certain political jurisdictions. Others are simply traded for their economic
Social currency part of their social currency, providing a way into communication. Proper social currency tactics includes responding to comments, sharing posts to groups and forums, and strategic posting time and placement. Social currency Social currency refers to the actual and potential resources from presence in social networks and communities, including both digital and offline. It is, in essence, an action made by a company or stance of being, to which consumers feel a sense of value when associating with your brand, while the humanization of your brand generates loyalty and "word of mouth" virality for the organization. The concept derives from