Re: [tryton] About removing invoice/credit note type

['Korbinian Preisler' via tryton]

On 09.11.2015 23:01, Cédric Krier wrote:
> On 2015-11-09 21:03, 'Korbinian Preisler' via tryton wrote:
>> I will try to sum up again the things that need to be done:
>>  * The invoice/credit note type will be removed
>>  * The self-billing like it is defined by tax law can be implemented with
>> a boolean field that marks the "self-billing" and that will switch the
>> layout of the report. As i noted in my last post there is no other
>> difference compared to a normal invoice.
>>  * The Wizard 'Credit Invoice' should should multiply the quantities of
>> the invoice lines with -1 to produce the negative total amount
>>  * A credit note (which is defined by a record with a negative total
>> amount) must produce move lines with negative amounts
> I don't agree with this. In most countries having negative debit or
> credit is at least suspicious or even forbidden. This must not be the
> default behaviour of Tryton and at least it should be possible to have
> a kind of invoice that inverse the debit/credit.
> Negative debit/credit are done with the cancellation procedure.
Could someone point me to some information about this? I really
interested why this should be forbidden in some countries as i think
that this is a native feature of accounting and i do not see any reason
why this should be forbidden.
>> For me the current cancelation functionality can be removed as it will
>> now implemented by a credit note (which is defined by a record with a
>> negative total amount). But i could live with it if it will be limited
>> to the supplier side like it is now.
> It must stay as I said above we need to have a way to generate both kind
> of move.
>
As i said above some pointers to the reasons why this is really needed
would help me to understand this requirement.