Exceptions, of course, do occur when the situation requires it—for example if a predicted/probable/possible future event is being rеferred to, e.g. токът щял да поскъпне—"energy prices set to rise" (http://www.vesti.bg); or if an as-yet unverified report is received and immediately reported on; or if it is a somewhat unconventional or "unexpected" state of affairs, e.g. "Станишев носел очила, за да изглежда по-умен"—"[Prime Minister] Stanishev (says that) he wears glasses in order to appear cleverer", where "wears", in the admirative, highlights the unconventional reason which follows.
