what are you ranting about... Cleveland ? Where's that come from ?
He asked 'how to get a divorce ', plus although he is in Thailand, he may still help and advice from a lawyer !! What's difficult to understand about that.
Absolutely no way should you be liable for the owner of said dog to take time off work, think they are taking advantage of the situation. You've offered to help pay for vets bills etc and that should be it, but I would also say you want to see copies of invoices from vet before you part with any cash, and pay vet direct if you must.
You will always get someone with a smart sarcastic remark but thay goes for any group your on. Better to just scroll on by if you don't like the answer rather than getting upset by it.
If they passed through immigration prior to midnight on day 30, then they will be ok as have left Thailand and are effectively in no man's land.. so all will be fine.
If pass through immigration after midnight on day 30 then they will be on overstay..