immediate short-term goal approaches

• heuristic technique, often called simply an heuristic, is any approach to problem solving or self-discovery that employs a practical method, not guaranteed to be optimal, perfect, logical, or rational, but instead sufficient for reaching an immediate goal
• ad hoc fashion - from Latin and means “for this” or "for this situation." In current American English it is used to describe something that has been formed or used for a special and immediate purpose, without previous planning