Water is generally a real killer for basements and foundations. Water from rain and snow especially can be acidic and eat away at continue to be. All this to continue and easy will quickly get even worse.
Now anyone could have two problems: your walls have water inside of them, causing them to be extremely weak. And, the weakened walls are going to be pushed on by the ground. This can be disastrous.
Metal roof waterproofing tiles have fallen a good since their introduction fifty years ago. Your first tiles introduced had a bitumen coating which tended to melt in hot climates. Premium modern finishes are acrylic and are guaranteed to last above 50 years.
Sure, sometimes a small business that's bootstrapping it's marketing may come knocking, but, it's wise to avoid this unless it is well known for specific they have a good reputation in the town or city in which you live.
Main tools you should obtain are: hot flame torch, knife, secure horrible. You can acquire while from the roofing dealer. Check few before making the decision to procure the best deal.
You should really decide just how many contractors or subcontractors you desire or demands the website fewer the superior. Once decided your project could get started.