Here are some valuable resources for your perusal:
Australian Breastfeeding Association https://www.breastfeeding.asn.au/bfinfo/index.html
ABA Local Support Groups https://www.breastfeeding.asn.au/contacts/groups
Royal Womens Hospital - breastfeeding information https://www.thewomens.org.au/patients-visitors/clinics-and-services/pregnancy-birth/breastfeeding/
Royal Womens Hospital - tongue tie information https://www.thewomens.org.au/health-information/breastfeeding/breastfeeding-problems/tongue-tie/
World Health Organisation - breastfeeding advice during COVID pandemic http://www.emro.who.int/noncommunicable-diseases/campaigns/breastfeeding-advice-during-the-covid-19-outbreak.html