Match Multiple Relations --- One Column to Two or More

[George_B]

BTW, this is the post that talks about this row 1 technique for arrayformulas.

Using ARRAYFORMULA()'s in Row 1 of your Spreadsheet

I can’t take credit for this tip but I just found out about this trick/tip by reading a post here. So the “Normal” way of using an ARRAYFORMULA function is to use it in row 2 of a given column. You just have to be careful not to accidentally deleted it, or have a user delete it. So the next idea was to put it in row 2 but not put any other data in the row and then hide or minimize that row. Basically your data for the non ARRAYFORMULA columns would start on row 3. Then I saw the post I’ll l…