KE, the idea is to NEVER close the operation.
Most organisations spend about 15 to 30 minuters each day counting a random selection, or preferably using a classification system where the most important and/or most valuable items are counted more frequently and the insignificant ones maybe only twice a year. It enables processing errors to be identified early and fixed.
It can be used in ANY warehouse and only depends on the transaction s/w you use. Here is a bit more
http://www.jpolls.net/inventory-management-to-gain-control-of-inventory-cycle-counting.html
Deadset, yearly stocktakes show that no one gives a stuff about accuracy or the impact of it being wrong.