VS 2005
I have a class of BindingList(of T) to use as a datasource for a lookup
combobox.  The combobox is to lookup the Terms for a Purchase Order.
When I implement this on my Winform, the combobox does not synch with the

On a form (frmUsers) with a lot of controls (textboxes only) everything
works. on my bindingnavigator i can add, delete and save.
Now i create a groupbox and places 3 radiobuttons and places this on the
form. I bind each radiobutton to respective fields within the

I have defined a custom class and used it in a generic BindingList as the
datasource of a BindingSource.
I bound a combobox like on the form as:
  cboFirstClass.DataBindings.Add("SelectedValue", bsClient, "FirstClass", True)

I wrote an applicartion that uses databinding to retrieve and store images
from a database to a PictureBox.   It seems that the databinding is storing
the images in BMP format and I need to store them using JPG format....  I
know that from the PictureBox I can save to a byte[] in ...

OK, I expect this is a noob data binding question but after days searching
the msdn forums, google and my form books for an answer, I hope someone here
can explain to me what I’m doing wrong.
I have a custom class called Location, which has Latitude and Longitude

I'am trying to work with databinding.
To create the datasource I just fill a Dataset with one table (ex. Config)
the config table contains only 1 row.
The Config form containg checkboxes, and i run though the controls to set