where is the best spot in chiang mai to get an extension stamp for a 30 day exempt extension, also aside from a copy of the place im living papers(i forgot the technical term) is there any other needs or tricks for when you are filling out the forms at immigration to expidite the process and make less of a headache for all involved?
TLDR : Answer Summary
In Chiang Mai, there are two Thai Immigration offices where you can apply for a 30-day visa extension: one near Chiang Mai International Airport and the other on the 2nd floor of Central Festival Chiang Mai. To expedite the process and minimize hassle at immigration, ensure you have the necessary documentation, which includes a copy of your residence papers. It's vital to apply for the extension in person before your visa expires.