Welcome to the Lounge

if(this.signature != "")
{
    MessageBox.Show("This is my signature: " + Environment.NewLine + signature);
}
else
{
    MessageBox.Show("404-Signature not found");
}

if(this.signature != "")
{
    MessageBox.Show("This is my signature: " + Environment.NewLine + signature);
}
else
{
    MessageBox.Show("404-Signature not found");
}

“That which can be asserted without evidence, can be dismissed without evidence.”

Simplicity is prerequisite for reliability.
— Edsger W. Dijkstra