This Government of Ontario page shows the eligibility requirements for the different part of the Ontario Trillium Benefit: https://www.ontario.ca/page/ontario-trillium-benefit
If you have TurboTax Live Assist & Review, here is how to talk to a Tax Expert: https://turbotax.community.intuit.ca/community/navigating-turbotax/help/i-m-using-turbotax-live-assist-review-how-do-i-talk-to-a-tax-expert/00/873764