There is no need to get the root software instance, as the hosting subscription already contains the needed information

It might happen that something else is newer then cleanup delivery (eg. because
of user was able to ask to stop/start just after cleanup).

So clone currently waiting cleanup delivery with date newer then previous one
and replace it. Thanks to this instance destruction will be possible.

variation property which comes from Item generates getVariationPropertyList.
VariationRange's property defines variation_property which also generates
getVariationPropertyList

As there is conflict which is not solved by category accessor generation
sorting (which is per property sheet) adding later VariationRange will result
in overwriting accessor for category with own one.

They are related to Open Orders, which logic is incorrect.

This is backward compatibility.

There is not need to find Business Links, as it is related directly with
movement.

Alarm Tool will not run another alarm if there is activity running on alarm
document.

So register such one which depends on tag which is passed to alarm working
scripts.

Thanks to this new alarm will not be registered until current one will finish.

It can be done later.

Setup quantity unit on tax.

Also allow to tax everything.

Users has no possibility to pay.

Users has no possibility to pay for now.

For example Trade Model Rules do not define trade phase on them, so let other
checks to apply it or not.

So there is no need to require it on line.