Today you can synchronize your data between QuickBooks and Bitrix24. If a Company and Contact details or an Invoice are modified in QuickBooks, the app will automatically make changes in Bitrix24. All of changes in Bitrix24 Company and Contact details will be automatically synchronized to QuickBooks.
They say life is what happens while you're busy making other plans. In business, however, planning is everything. There's no quality deliverable without a pre-planned project, just as there is no fruitful project without a solid risk management plan.