### Instruction:
Write down some points on Yugoslav Cup using given paragraph as a base.

### Input:
The Yugoslav Cup was a tournament for which clubs from all tiers of the football pyramid were eligible to enter. In addition, amateur teams put together by individual Yugoslav People's Army garrisons and various factories and industrial plants were also encouraged to enter, which meant that each cup edition could have several thousands of teams in its preliminary stages. These teams would play through a number of qualifying rounds before reaching the first round proper, in which they would be paired with top-flight teams.

### Response:
1. Clubs from all levels of the football pyramid were eligible to participate in the Yugoslav Cup.
2. Additionally, amateur teams assembled by numerous enterprises and industrial plants as well as individual Yugoslav People's Army garrisons were encouraged to compete, which meant that each cup edition may include thousands of teams in its preliminary rounds.
3. Prior to the first round proper, where they would be partnered with top-flight teams, these teams would compete in a number of qualification rounds.