how to increase the quality of jpeg file?

How big is the device space for a GDI+.
For example, if g is a graphics object with no transform,
the following will throw a overfloat exception.
g.DrawLine(0,0,1000000000,1000000000);

I am simply trying to remove the header and boarders of a form via:
Dim path As New GraphicsPath
path.AddRectangle(New Rectangle(?, ?,ClientSize.Width, ClientSize.Height))
Me.ActiveMdiChild.Region = New Region(path)

I need to convert the body of emails (the text) to a multi-page TIF format.
How can i do this with VB.NET? I don't know how to. Somebody adviced me to
use a TIF printer driver. I have found some, but none who work with VB.NET.
I hope somebody can help me? Maybe there are some ...

I have bitmaps that are scaled and then placed on a page.
In some cases the displays will show a dark line on the
border when the CompositingMode is set to SourceCopy even
though there is not line.  If I set the CompositingMode to

I am trying to create a progress bar control, what is happening
is the OnPaint is never accessed, I have tried the Invalidate, refresh
Update etc.. but nothing fires the onpaint event. Anyone
have a suggestion ?

I'm posting this to help anyone else out there with this issue that
has cost me a days work to research and figure out.
This will address all issues with alpha loss on Windows XP style icons
(32bppARGP format) with regard to Bitmap.FromHicon and

I'm working with web forms and graphics.
I want to save a bitmap on disk.
bitmap.save(FileName) respond:
[ExternalException (0x80004005): Errore generico in GDI+.]