Overall I’d say that thai real estate is still a good investment. Not very profitable. And far not that profitable as real estate developers promise to their potential customers.

For example, the real estate market in Pattaya (Chonburi) is overfilled with proposals, this means that developers build more condos that people buy. Many new projects stay half sold even after the building process had been finished long ago.

This means that the rental market is overfilled with proposals also. The possibility to rent out your property on a regular basis goes down.

Read this article https://www.bangkokpost.com/business/news/1617258/colliers-warns-of-pattaya-condo-glut