I. Informative Statement for upcoming recurring invoices.
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As a webdeveloper recurring invoices mostly consist of annual hosting renewal.

I'm used to inform my clients well in advance (1 month) of an upcoming renewal.

II. Default mail message & signature
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Default textual content to show in the mail body when sending invoice,... to a client



I don't know if anyone requested these features yet and I hope you will take them into consideration.

Meanwhile I find your app to be very comfy!