multiple forms

Hi, I apologize if I don't get enough supporting data or if this has been resolved already. However, I am using Visual Basic 2010 Express. I have 2 forms. A main form which does all the grunt work and then a small supporting form to get some additional user inputs. Some program background...I...

So my final goal is to take some columns from one form's datagridview (in form3) and place them into a seperate form's datagridview (form4). I started off by just trying to put all of the rows in there one-by-one. Later I will be moe picky about which rows I want. Below is the code I am using...