we use Microsoft office professional 2019 at work and I can't imagine not working with the office suite. these programs are way better than any other text or calculation program that is common in business but if you think about it it is way too expensive. but as everybody is used to working with the office suite we do not want to replace it. luckily, it also works very well to have these documents in google drive, so that several people can access these programs. There are also no changes in the files if you send it via mail, which used to be different a few years ago, where every PowerPoint document you send kind of changed its format. ⊕ Word, PowerPoint and Excel are in my daily use, easy to integrate information from one program to another, works with Google Drive ⊖ Too expensive