>In my form, which is for giving report, Before giving the output, I want to ask few parameters/values, which changes from report to report.
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>What is the best way to do it ?? No. of parameters is not fixed, say In 1 report I want to ask 2 things, & in another I want to ask 4. Pls advs.

What I often do is make invisible the labels, textboxes, etc. for all entries not currently in use, and also change caption on labels with entry objects that are reused. You can instantiate in a similar way as hiding, also...