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
Single Again Single Again "Single Again" is the lead single from Miami rapper Trina's fourth album "Still da Baddest". Trina confirmed on Myspace as first single from the album. Before releasing the track, Trina told "Billboard".com that "I'm stepping my game up like 10 notches..." When asked about what fans may find surprising to hear, she responded, "I think definitely [“Single Again”] with me singing on the hook. That was so different. I was in the studio like, 'Okay, I’m not a singer so what am I doing?' But I went from humming along in my head to making it a reality