@Helmut Geissler is right. Unless you are referring to the reviews that you have written for other businesses. Those can be hidden, and or removed from your page.
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VP, Local Search at Sterling Sky
To start a new thread, please go to the top level of the Google My Business Community, and from there, click on the board that is most closely related to your question. After that, you can click on the pink "+" sign in the lower right corner of the screen to start a new topic.
You may of course reference this older thread in your new post, if you wish.
When you post, please be sure to include the following information as well:
1. Full business name
2. Current business address
3. Current business telephone number
4. Google+ URL