In GTA 5 story mode, you can often unlock watches by progressing through the main storyline. Some watches might be unlocked as you complete certain missions or reach specific levels in the game.
The length of the GTA SA story varies. On average, if you just focus on the main missions, it might take around 20-30 hours. But if you want to do all the side quests and explore the world fully, it could easily double or triple that time.
To unlock Trevor in GTA 5 story mode, you need to progress through the main storyline. Just keep playing and following the missions, and eventually, Trevor will be available to play as.
You can often unlock the Cheetah by progressing through the main story missions. As you complete certain key missions, it may become available for you to find and drive around the city.
To unlock all areas, you generally need to progress through the main story missions. As you complete more missions, new areas will gradually become accessible.
In GTA 3 Liberty City Stories, the key to unlocking all levels is to focus on the main story missions. As you progress through these missions, you'll reach new areas and unlock subsequent levels. Sometimes, you might also need to meet certain in - game requirements like having a certain amount of money or a particular vehicle. But mainly, it's about following the story arc and being successful in the missions. Also, make sure not to skip any crucial steps in the missions as that could prevent you from unlocking the next level.
In GTA Vice City Stories, some areas might be locked due to story - related reasons. For example, a particular district could be under the control of a rival gang at the start. By doing missions that involve taking over that gang's operations or by helping out certain characters in the game, you can unlock those areas. Also, sometimes just exploring the boundaries of the locked areas might trigger events that lead to their unlocking.