If he is a non-major leaguer, then his position eligibility is determined by Baseball America's Almanac or by special ruling by the Commissioner. Once the season commences, a player qualifies for a new position by playing 15 games at that position. Multiple eligibility is okay. League has a schedule of fees covering all player personnel moves. No money passes directly from team to team.
All fees are payable into the prize pool.
The bid price for the free agent. Whichever is higher. A reasonable grace period for payment is allowed subject to approval by the Commissioner. The salary of a player is determined by the time and means of his acquisition and does not change unless the player is released and becomes a free agent. The salary of a player acquired in the draft is his auction price.