True. We know our current offset from UTC (or legacy 'GMT'). I always use the real offset at that time. Thus, I just inform my clock saying UTC-3 (or UTC-2 when

True. We know our current offset from UTC (or legacy 'GMT'). I always use the real offset at that time. Thus, I just inform my clock saying UTC-3 (or UTC-2 when we are in daylight savings time).