Question: Who can prepare and lodge an Individual Tax Return using LodgeiT?
Answer: LodgeiT strictly follows ATO standards and according to it, sole traders cannot lodge their individual tax returns by themselves via SBR software, please see ATO article https://www.ato.gov.au/businesses-and-organisations/preparing-lodging-and-paying/reports-and-returns/income-tax-return
In order to lodge individual tax return, a business owner may use either myTax, or lodge it via paper, or find the tax agent to lodge the tax return for them.
As a business owner you can lodge non-individual tax return for your business via LodgeiT.