public Austin.Linode.Plan[] Avail_LinodePlans( int? PlanID = null) { var myParams = new Dictionary<string, string>(); if (PlanID != null) myParams.Add("PlanID", PlanID.Value.ToString(CultureInfo.InvariantCulture)); return GetResponse<Austin.Linode.Plan[]>("avail.linodeplans", myParams); }