Dude the only privilege having your pink id and yellow house book is you can travel without using p/port and yellow house book is buying a car or apartment under your name.The rest is useless.
A piece of advice(Non Visa).Don't let your wife family shift in to stay with you.Culture change for them and you.You might not like it in future.Goodluck dude.
goodluck bro.Register in small province easier.People there are not so demanding.First i try register in Hadyai too much hussle than on my 2nd try i did it in mae rim(Chang Mai)Only 5 minutes all done.500tbh as witness for me.
Dude is better you go back.I am a Malaysian married a Thai in Thailand.They need a certification status of my Malaysian status than you need to go to commission of oth's to convert in thai language.No such thing as pdf file.