or
if (txtOtherNumber.Value.StartsWith("type"))
{
txtOtherNumber.Value = string.Empty;
}
string preferHome = txtPreferHome.Value;
string preferOther = txtPreferOther.Value;
string homeNumber = txtHomeNumber.Value;
string otherNumber = txtOtherNumber.Value;
//Tom wants the prefer contact number at the top
if (txtPreferHome.Value == "False"))
{
txtHomeNumber.Value = otherNumber;
txtOtherNumber.Value = homeNumber;
txtPrefer.Value = "Some Value";
}