Use whatever image hosting service you like and post the link to /r/woodworking. The key here is it needs to be apparent that you've built the entry, and you follow the photo requirements listed in the contest rules. Submissions of finished photos only will not be accepted for entry. <-- I can't emphasize this enough, you absolutely need more than 2-3 photos for a valid submission. I will no longer accept entries that have albums that go from rough stock to 90% complete in one jump.
And the fact is that you can make your own patio chair with several old but still good pallets. Here we are providing a tutorial that everybody can follow easily – it is very well-written and also self-explanatory, which is great for those who are a beginner at woodworking and have never completed a DIY project before. As you don’t need to be a professional woodworker or a handyman to complete this project, so it is not a difficult task – all you need is a bit of determination!