Postage stamps and postal history of Costa Rica change in currency from "Reales" to the new Pesos and "Centavos", the issue of 1863 was surcharged with new values for postal use: 1 Centavos, 2 Centavos, 5 Centavos (all over the Medio Real stamp), 10 Centavos (over Dos Reales) and 20 Centavos (over Cuatro Reales). The 5, 10 and 20 Centavos were also surcharged "U.P.U." Costa Rican stamps were issued overprinted "Guanacaste" in 1885-89 following war with Nicaragua over the sovereignty of Guanacaste. The first issue in the new "Colón" currency was dated 1900 and put into circulation in 1901. It consists of ten stamps with values ranging from
Digital gold currency Cheque, Money Order. Some exchangers also sell and fund pre-paid debit cards to make it easier for their clientele to convert DGC into an easily spendable form of national currency. DGCs are known as private currency as they are not issued by governments. Unlike the credit card industry, digital gold currency issuers generally do not have services to dispute or reverse charges. So, reversing transactions, even in case of a legitimate error, unauthorized use, or failure of a vendor to supply goods is difficult, if not impossible. This means that using digital gold currency is more akin to a cash