This post heavily relies on Will Koehrsen's public codes on Home Credit Default Risk Competition. https://www.kaggle.com/code/willkoehrsen/start-here-a-gentle-introductionhttps://www.kaggle.com/code/willkoehrsen/introduction-to-manual-feature-engineering Above 2 posts are the first 2 public codes(kernels) on this competition written by Koehrsen and they are reviewed from my previous post: [Kag..