>In browses, we're able to have record- and field-level validations. What's the equivalent in grids under VFP6?

You can do some of that in the DBC if you wanted to, also, you can use the controls in the columns of the grid to use those valids. If you want to verify a record beofre you leave it in the grid, use BeforeRowColChange(), if the data is no good, issue NODEFAULT