The phrase "a good idea either" is correct and usable in written English.
It is typically used in a negative context to indicate that something is not a good idea, especially when comparing it to another option that has also been deemed unwise.
Example: "I don't think going out in this weather is a good idea either."
Alternatives: "not a good option either" or "not advisable either".
Putting all your money into bonds is not a good idea, either, as stock returns will help the portfolio keep pace with inflation.
After all, he's the one that devastated his family fortune by selling to Vivendi in the first place (and buying Universal in the first place wasn't such a good idea either).
That proposal wasn't a good idea, either".
Don't think ordering a diet soda will be a good idea, either, thanks to this worrying news. 5. Chili's Texas Cheese Fries A full order has 5,310 milligrams sodium and 119 grams of fat.
Choosing a project where you throw legos at your classmates to prove gravity before checking with Mrs. or Mr. Teacher isn't a good idea either!
Watering in the middle of a very hot day isn't a good idea either, since the water can evaporate before it does any good, and can actually heat up too much and damage your plants.
Anyone who thought that putting all their money in Enron was a good idea was either greedy, lazy or ignorant.
I knew we were miserable together but New Year's Eve was right around the corner and it was freezing cold and I just didn't think ending things with a guy who'd sort of moved 3,000 miles to be with me would be a good idea for either of us right then.
It's always a good Idea to either have your Nook by a Window, or have a lamp.
In this case, it's not a good idea for either of you to be involved in romantic liaisons until you've sorted yourselves out!
It's probably a good idea to either say goodbye to this template or cut double template pieces because it's going to get soaked in blood.
