Long calls can be used to adjust existing positions, allowing you to manage risk or lock in profits. Here are some ways to adjust positions using long calls:

1. *Rolling positions*: Roll a long call position to a higher strike price to lock in profits or adjust to changing market conditions.

2. *Closing out positions*: Buy a long call to close out a short position, limiting potential losses or locking in profits.

3. *Spreading*: Use long calls to create spreads, such as a bull call spread, to manage risk and potential returns.

4. *Hedging*: Buy long calls to hedge against potential losses in a physical position or to lock in profits.

5. *Adjusting strike prices*: Roll a long call position to a lower strike price to take advantage of falling prices or adjust to changing market conditions.

6. *Extending expiration*: Roll a long call position to a longer expiration date to give the position more time to develop.

7. *Reducing risk*: Buy long calls to reduce risk in a existing position, such as a long stock position.

By adjusting positions using long calls, you can actively manage risk, lock in profits, and adapt to changing market conditions, making your trading and investment strategies more flexible and effective.