There is no one-size-fits-all answer to this question, as each house will have different needs when it comes to earthquake retrofitting. However, there are some general things that you can do to make your house more quake-resistant, such as reinforcing the roof and exterior walls, installing seismic bracing and shear walls, and anchoring heavy objects. If you're not sure where to start or what specific steps need to be taken in order to retrofit your house for an earthquake, it's best to consult with a professional engineer or contractor who specializes in these types of projects. They will be able to assess your home's current state and design a plan that will best protect it from seismic activity.

There is no one-size-fits-all answer to this question, as the best way to retrofit your house for an earthquake will vary depending on the specific house and its location. However, some tips on how to retrofit your house for an earthquake include reinforcing the roof, adding support beams to the foundation, and installing earthquake straps. It's also important to have a plan in place in case of an earthquake, including having a designated safe spot in your house and knowing how to turn off the gas and electricity.