What are the advantages of the cheating-tools ?

	large space for information
	perfectly camouflaged
	absoloutly normal posture while cheating
	if not needed the information is invisible
	even if the cheating-sheet is readable the teacher has to be very closly to find out what is going on
	even anxious pupils will become professional cheaters
	brand-new and unknown to teachers
	can be used at examinations and test where only essential things are allowed
	by using serveral cheating tools you have expandable capacy