Why does my save use the initial value of my TextBox and not the entered value?

Question

I have a textbox on my website:

On page l

Answer 1

Page_Load executed each time page is loaded. Add IsPostBack check to reset text only on first page load:

protected void Page_Load(object sender, EventArgs e)
{
    if (!IsPostBack)
    {
        Latitude.Text = thisPlace.Latitude;
    }
}