Nothing ever goes according to plan. Especially in Thailand.
I have just done a search on Google for English courses in Kanchanaburi and besides English Plus drew a blank. I know nothing about them nor any of the other schools offering courses and classes to teach people who want to learn and improve their language skills.
If there is anyone interested in learning how to run and manage a WordPress web site I could do with some help.
I run an online workshop incubating small home run businesses and although it is probably unlikely, there might be an opportunity, to do something locally.