What book value should I indicate if different prices have been paid for the same security?

What does "A similar order has already been issued for this security" mean?

This means that a duplicate order has been placed for the same security. Check your account and review your current orders.

How do stop loss orders work?

Learn about stop loss orders and why it may have been cancelled.

The book value of my shares transferred to National Bank Direct Brokerage seems inaccurate. Why is this?

See the steps to follow to correct the inaccurate book value of transferred shares.