hi,
i would like to share.
i'm not profisional in vfp,

but you can creat (2) tables(same fields), one of them without data (empty) as temprory table,in your form you can put the grid from temprory table,you have empty grid.
you can insert your data in the grid,after that you can append this data in your
(master table).

i hope this what you whant.