Upgrade from ESA2 to ESA Pro

[WH66]

Hi, I'd like to know how to upgrade from ESA2 to ESA Pro?

How much does the upgrade cost?
What do I have to do when I want to ugrade?
Can ESA2 projects be used or converted in ESA Pro?

Thanks in advance!

[WH66]

Hello, I've got no reply on my requests here. Is this the right forum or am I wrong here?

@admin(s): thank you in advance for a short reply.