Single-window system Single-window system The single-window system is a trade facilitation idea. As such, the implementation of a single window system enables international (cross-border) traders to submit regulatory documents at a single location and/or single entity. Such documents are typically customs declarations, applications for import/export permits, and other supporting documents such as certificates of origin and trading invoices. The main value proposition for having a single window for a country or economy is to increase the efficiency through time and cost savings for traders in their dealings with government authorities for obtaining the relevant clearance and permit(s) for moving cargoes across national
History and use of the single transferable vote and European elections, and is common in private organisations, such as student unions. However, some representatives on the Senate of the National University of Ireland are elected by cumulative voting. All votes are paper ballots completed and counted manually. Electronic voting was trialled in some constituencies in the 2002 election, but discontinued due to concerns about the lack of an audit trail. Irish STV elections use the simple Hare method of surplus transfers, except for the Senate panels, which use the Gregory method. A ballot need only rank a single candidate to be deemed valid; the quota is not recalculated