Hand-held terminal with display screens, interactive screens, magnetic credit card readers, scanners, printers and handlers

Apparatus comprising:

• hand-held body means for receiving, storing and transmitting information, said hand-held body means having a top portion, a bottom portion, a forward end, a rear end and a longitudinal axis;
• key means disposed in said top portion for manually entering information into said body means;
• display means disposed in said top portion for displaying information;
• battery means disposed within said hand-held body means for providing electrical power thereto;
• low power radio frequency transceiver means disposed at least partially in said hand-held body means for receiving and transmitting information between said hand-held body means and a base radio transceiver;
• magnetic reader means operatively attached to said hand-held body means for reading the magnetic stripe from credit cards, wherein said magnetic reader means is configured as a module that is readily physically and communicably removable from and re-insertable into said hand-held body means;
• and
• scanning means for optically reading information transmitting such information to said hand-held means wherein said scanning means is configured as a second module that is readily physically and communicably removable from and reinsertable into said hand-held body means to replace said first module;
• and
• wherein each of said magnetic reader means and said scanning means can be interchanged with the other.