The antonyms for the phrase "does business for" can vary, depending on the context. Some possible antonyms include "ignores," "boycotts," "discriminates against," "blacklists," "shuns," and "rejects." These terms suggest a negative attitude towards the business or entity in question, indicating a lack of interest or even hostility. In contrast, positive antonyms may include "supports," "patronizes," "favors," "endorses," "promotes," and "recommends." These terms suggest a positive attitude towards the business or entity, indicating a willingness to engage with or support it in some way. Ultimately, the choice of antonym will depend on the specific meaning and tone of the phrase being used.