Thanks, it makes sense. I personally try to apply some of it (TDD) at a smaller scale (e.g. 1 service class) and I see the benefits. I tend to over engineer so

Thanks, it makes sense. I personally try to apply some of it (TDD) at a smaller scale (e.g. 1 service class) and I see the benefits. I tend to over engineer so following some rules would help me, but others may write tests after whole day of work as a separate effort which I would like to improve.