My builder uses Houzz Pro to plan the timeline and give detailed estimates and daily updates with photos of progress, and provide invoices at pre-agreed key points in the build. This made the whole experience much more efficient and stress-free.
We raised a few sections of front walk to bring it back up to its original level and to get the step back up to code. Your step should be between 6-7 ¾ inch to pass code. Job cost roughly 200 dollars.