I think there are limits to what they can take out of your pay, but I dunno what those are; I understand they are higher if an adjudication of arrearage has been ordered. Meaning, there is a limit to deductions (look in the FL statutes under the state depository part, garnishing wages) but it is higher if you are behind on your support payments.
Judges can assign more than guideline for certain circumstances. If you are in the NBA and your STBX was a stay at home mother, you can bet there will be variance from the norm. If your X covers the kids on insurance and you're not the custodial parent, might be another example.
Yes it is true that they subtract alimony from your income before they determine your child support. They did it in my case. And the alimony is tax deductible for you, and taxable for your X.
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