Where do I start? Anyone who has built 1 of their own,feel free to share pics and give me a few pointers "Do's & Dont's", keeping in mind I'm a 49yr old Mother of 5 adult children (4 being male) I will no doubt be heavily scrutinized lol
Welcome to Workshop We're really pleased to have you join us and look forward to seeing this project and many others come to fruition.
Have you got a shot of the area where you want to build the barbecue? And have you thought about what you want or need? Providing as much information as you can will help other community members provide more helpful and specific advice.
This might be a good starting point - https://www.bunnings.com.au/diy-advice/home-improvement/walls/how-to-build-a-brick-wall
But, are you sure you want to do brick? Are you planning on having a gas barbecue on top?
You might want to think about something more contemporary. I just searched for outdoor kitchen here and got these: