Regular Expressions

Order Date:\s*[^\s]+

(?<=Order Date:\s*)[^\s]+

Order Date: \d\d\/\d\d\/\d\d\d\d \d\d:\d\d [AP]M

Name is: [^\s]+

string input = "My friend's Name is: Tia She lives in Argentina.";
Regex r = new Regex(@"Name is:\s([^\s]+).*$");
string name = r.Match(input).Groups[0].Value;

while (!(success = Try()));

public static Regex regex = new Regex(
      "\\<startstring\\>.*?\\<endstring\\>",
    RegexOptions.Singleline
    | RegexOptions.CultureInvariant
    | RegexOptions.Compiled
    );
...
    MatchCollection ms = regex.Matches(InputText);