Deciding whether to use Google's G-Suite or Microsoft's Office365 is usually one of the first decisions small and medium businesses have to make when the establish their e-mail or decide to move to the cloud. The size of the business, expected growth, technical and functional needs and cost will all play a factor in deciding which platform to use. However, there are some more important considerations -- Security, Collaboration, Integration, Functionality and Usability.
Regardless of how much money you spend, how many layers of security you have in place and how much every contractor says nothing can get through their security product, they are all wrong. I don't care who they are. There is no securitty product available that is 100% guaranteed to protect you from any and every security threat. It just doesn't exist