• Go to Masters > Marg Setups > Control Room.

• A 'Control Room' window will appear.

• The user will select ‘Search in all’. Press Enter.

• A 'Controls' window will appear in which the will Search 'Series'.

• Click on ‘Accept’.

• A 'Series' window will appear.

• In 'Multi series => Sale.' option, the user will select 'Y'.

• The user will now press 'ESC' key twice.

• Then click on ‘Yes’ to save the changes.

• The user can view series window will appear while billing.

• The user will press 'F2' key in order to create series.

• Then again a series window will appear in which the user can enter series detail as per the requirement.

• Suppose, enter 'AB' for cash invoice.

After following the above steps, the user can view Series will get enabled for Sale Bill in Marg Software.