How is alimony calculated?

Alimony is determined on a case by case basis taking into consideration the length of the marriage, the financial needs of the recipient party
and the ability to pay of the other party. 

What are the general reasons a judge could modify child custody?

In order to modify a child custody order, a parent must prove that there has been a substantial change in circumstances, since the last custody order, and that the change in circumstances is such that it is the best interest of the children to modify the current parenting schedule.

How is child support generally calculated?

Child Support is calculated pursuant to the Florida Child Support Guidelines, taking into account both parents incomes, daycare costs, health insurance costs and the number of overnights each parent has with the children.