https://www.platinove-stranky.cz/forum/community-projects/1746-set-up-quickbooks-online-support-diamond-quickly-call-to-qb-experts.html 

https://quickbooks13.helpspot.com/index.php?pg=kb.book&id=1 
https://quickbooks13.helpspot.com/index.php?pg=kb.book&id=2 
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https://quickbooks13.helpspot.com/index.php?pg=kb.book&id=5 
https://quickbooks13.helpspot.com/index.php?pg=kb.book&id=6 
https://quickbooks13.helpspot.com/index.php?pg=kb.book&id=7 
https://quickbooks13.helpspot.com/index.php?pg=kb.book&id=8