Turnaround document
Encyclopedia
A turnaround document is a document that has been output from a computer, some extra information added to it, and then returned to become an input document. For example, meter cards are produced for collecting readings from gas meter
Gas meter
A gas meter is used to measure the volume of fuel gases such as natural gas and propane. Gas meters are used at residential, commercial, and industrial buildings that consume fuel gas supplied by a gas utility. Gases are more difficult to measure than liquids, as measured volumes are highly...

s, photocopiers, water meters etc. These are filled in by the customer and then returned to the company for scanning
Image scanner
In computing, an image scanner—often abbreviated to just scanner—is a device that optically scans images, printed text, handwriting, or an object, and converts it to a digital image. Common examples found in offices are variations of the desktop scanner where the document is placed on a glass...

 using ICR (Intelligent Character Recognition
Intelligent Character Recognition
In computer science, intelligent character recognition is an advanced optical character recognition or — rather more specific — handwriting recognition system that allows fonts and different styles of handwriting to be learned by a computer during processing to improve accuracy and recognition...

) so that the system can produce the bill
Bill (payment)
A bill or invoice is a document requesting payment for an order previously supplied. Presentation of a bill is common practice on the part of credit card companies, utilities, and other service providers...

s for the customer.
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