How would you say, even defend your thoughts? Here I'd like to share some tips for saying and defending thoughts and give examples for each in the Business English context: 1. In my opinion - In my opinion, in order to avoid the delays in supply we should hire a few more personnel for the production department. 2. I think - I think, for improving our sales we should make more investment in the advertisements. 3. The way I see it - The way I see it is very important to make more investment in the advertisements. 4. According to - According to me it was a mutually productive deal. 5. As far as I'm concerned - As far as I'm concerned we should change our supplier.