What is the effect of an employer's contact with an employee after the employee has been dismissed?

If an employer loses trust in an employee as a result of an employer's orders, in the matter of substance being willfully disobeyed and met with insubordination, can an employer dismiss the employee? (British Columbia, Canada)

Can an employer rely upon misconduct discovered after an employee has been dismissed to justify a summary dismissal? (British Columbia, Canada)

Does a common law husband of an employee who has been dismissed for wrongful dismissal have to sue the employer for damages? (British Columbia, Canada)

Does the fact that the employer was unaware of the conduct of the employee at the time of her termination bar her employer from relying on it in her claim for unfair dismissal? (British Columbia, Canada)

What is an obligation of a dismissed employee to mitigate the losses arising from her dismissal by taking the steps that a reasonable and prudent person would take to find employment? (British Columbia, Canada)

Can an employee who declines an offer of re-employment from the same employer, after having been dismissed whether actually or constructively, be found to have failed to mitigate her damages? (British Columbia, Canada)

What is the effect of a change in terms of terms and conditions in an employment contract when an employee finds that the terms of their employment contract have been changed so that they no longer exist? (British Columbia, Canada)

Is an employer induced an employee to enter into a new employment relationship with the employee? (British Columbia, Canada)

Can an employer unilaterally change the terms of an employee's employment? (British Columbia, Canada)

Can an employer terminate an employee for refusing to accept a raise if the employee takes the position that unless he receives a raise by a certain date? (British Columbia, Canada)