And don't ask about money. Same rule of thumb as applying for jobs/anything outside of explicitly salary negotiations. Don't talk about the money. Plus, you can easily (!) find this out online or from places like LSN.
Yeah I think a lot of people have used everylsat and had success. I have heard Cambridge changed up their rules to comply with the new LSAC rules so they might be a source as well.
Why just one gap year and why not 2? Or 5? Get some serious real-world work experience. You'll be better for it, all around. Thinking outside of the K-JD box is a productive exercise.