gistfile1.cs

public static class DateTimeExtensions
{
    public static bool IsAfter(this DateTime current, DateTime value)
    {
        return current > value;
    }

    public static bool IsBefore(this DateTime current, DateTime value)
    {
        return current < value;
    }

    public static bool IsAfterDate(this DateTime current, DateTime value)
    {
        return current.Date > value.Date;
    }

    public static bool IsBeforeDate(this DateTime current, DateTime value)
    {
        return current.Date < value.Date;
    }
}