If you believe there is no difference between the two, you may need to lean how to waterproof your basement. No one wants to walk down into their basement after a big rain and find a couple of inches of unwanted water. This alone can ruin a perfectly good weekend. If you don’t have much experience with doing this type of work, you may seriously want to consider some professional help. There are some great builders and contractors out there that have vast experience with this type of work.
Water flow is important. After a big rain, go outside and look around. See where the water goes, and where it stays. Improving the water drainage around your basement can stop the water from even having a chance to get in. There are many methods available for doing this, but it could be as simple as adding a little dirt around the basement walls or making small drainage ditches.
Good old tar and cement can go a long way in fixing any problems you might find. There are also other newer products available, like certain epoxys that you can inject into cracks, and other methods. Check it out now, so you don’t have to go swimming in your basement later.