>>Does the variables declared in the include file have to be in uppercase?
>>If not, when referencing these variables, is it case sensitive?
>>
>>
>>Thanks
>Shortly, No and No.

>I guess you are talking about #DEFINE Preprocessor Directive that specifies a >compile-time constant name not variable.
>According to VFP Constant Naming Conventions 'It is recommended that constants >be entered in uppercase'.

One other suggestion: Keep constant names long and descriptive, otherwise VFP might 'expand' the constant's name within a variable's name (for example) and screw up the works... (can be a bitch to find ;-))

eg. use something like DEFAULT_FORM_WIDTH (vs. WIDTH) as a constant.

HTH