How to define F4 Order Help for infoobject for reporting

Open attributes tab of infoobject definition.
In that you will observe column for F4 order help against each attribute of that infoobject like below :

This field defines whether and where the attribute should appear in the value help.
Valid values:
• 00: The attribute does not appear in the value help.
• 01: The attribute appears at the first position (to the left) in the value help.
• 02: The attribute appears at the second position in the value
help.
• 03: ......
• Altogether, only 40 fields are permitted in the input help. In addition to the attributes, the characteristic itsel, its texts, and the compounded characteristics are also generated in the input help. The total number of these fields cannot exceed 40.

So accordingly , the inofobjects are changed> Suppose if say for infobject 0vendor, if in case 0country ( which is an attribute of 0vendor) is not be shown in the F4 help of 0vendor , then mark 0 against the attribtue 0country in the infoobject definition of 0vendor.