Free,From Shop,delivery Shipping

[Croc]

Hello from Greece.
1.I would like to have a choice "Buy from Shop"
2.I would like some products to have free shipping (i have add this..i;m not totaly sure if this is right for me)

3.Delivery with Courier (standar fee)
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if buys a freeshiping product then (hide) choice 3. if buys 1 product FreeShiping and 1 non free shipping show the choice 3.

there is a module?or something to edit?