Result Type: Number, being the start stock take at the indicated location
Definition: Given the context of a product "p", such as in a
foreach p in product loop, returns the start stock take quantity for the product referenced by p at the specified location. For the default location, use an empty string as the parameter.
returns the start stock take quantity for the product referenced by p at location "Auckland".
Note: Use p.StockTakeStartQty to get the start stock take count across all locations.