What are the governing principles regarding the effect of a custodial parent's custody/access arrangements?

Can a court vary a custody and access order where the child spends the preponderance of time resident with the custodial parent, with access to the non-custodial parent for a shorter time period? (Ontario, Canada)

In what circumstances would a parent be denied custody in a custody battle between a parent and a non-parent? (Ontario, Canada)

What is the difference between a change in parenting arrangements between a child and his non-custodial parent? (Ontario, Canada)

How is child support calculated when one parent has physical custody of a child and the parents share custody of another child? (Ontario, Canada)

Does a custodial parent have to pay child and spousal support to the non-custodial parent of the child? (Ontario, Canada)

What is the test for joint custody of a child when one parent says that they cannot communicate effectively with the other parent? (Ontario, Canada)

What is the test for determining whether a parent has the prima facie right to move a child from one parent to the other parent's custody? (Ontario, Canada)

What is the test for parenting time between the parents of a child and a non-custodial parent? (Ontario, Canada)

Does the principle of corporate separateness override the equitable principles of equitable principles in the context of vicarious liability? (Ontario, Canada)

Is a custodial parent entitled to restrict access parent's activities with the child? (Ontario, Canada)