Just got home from my first trip to Thailand [BKK, Koh Samui, Koh Tao) and what an awesome trip that that was! I was there with my fiancé. Thanks all for the tips.
Positive
<ul type="square">[*]Koh Tao (ended up spending 90% of our vacation on this island)[*]Scuba diving (holy [censored] I'm addicted, the best thing ever)[*]Fishing (barracudas (that restaurants coocked for free to us since we brought the ingredients) and other unknown fish)[*]Coconuts (tasty!)[*]Thai people (the ones not trying to sell you stuff)[*]Food (very good, very cheap)[*]Fake t-shirts (that I washed and shrunked)[*]Waterfalls[*]Bangkok[/list]
Negative
<ul type="square">[*]Chaweng, Samui (what a tourist trap!)[*]People trying to sell you stuff (annoying)[*]Anything with no A/C [*]Fist fighting tourists (brits. entertaining though... so might be positive)[/list]