Query a manual list of data items

[QueryInterceptor("Events")]
public Expression<Func<Events, bool>> QueryEvents()
{    
    return e => e.OnlineSubscription.Any(os => os.UserName == HttpContext.Current.User.Identity.Name);
}

var transformedRecords =  
    records.Select(c => 
        new MyClass 
        { 
            Title = $"\"{c.Title}\"",
            Name = $"\"{c.Name}\"" 
        });

static void Transform<T>(T t)
    where T: class
{
    if (ReferenceEquals(t, null))
        throw new ArgumentNullException(nameof(t));

    var propertiesToEdit =
        typeof(T).GetProperties(BindingFlags.Public |
                                BindingFlags.Instance)
                 .Where(p => p.PropertyType == typeof(string)
                             p.CanWrite &&
                             p.CanRead);

    foreach (var p in propertiesToEdit)
    {
        p.SetValue(t, $"\"{p.GetValue(t)}\"");
    }
}

foreach (var r in records)
    Transform(r);

static void Transform<T, Q>(T t, Func<Q, Q> transform)
    where T: class
{
    if (ReferenceEquals(t, null))
       throw new ArgumentNullException(nameof(t));

    var propertiesToEdit = 
        typeof(T).GetProperties(BindingFlags.Public |
                                BindingFlags.Instance)
                 .Where(p => p.PropertyType == typeof(Q)
                             p.CanWrite &&
                             p.CanRead);

    foreach (var p in propertiesToEdit)
    {
        p.SetValue(t, transform((Q)p.GetValue(t)));
    }
}

foreach (var r in records)
    Transform(r, (string s) => $"\"{s}\"");