Once acquired, players must stock their bunkers with supplies to either manufacture weapons with or conduct research. In terms of which purchase is best, players shouldn't base it off of the price tag alone, choosing a Bunker based on travel distance from the city is a much better metric.
GTA Online Bunkers are available via the Maze Bank Foreclosures website and can be purchased at any of the 11 locations provided, namely (non-discounted prices):
