You have many many, valid points.
Fact is after reading every word, you appear to have gotten a poor product and then to add insult to injury you had the shipping issue, and no returned email correspondence.
You weren't entitled to a refund because you modified the plane in order to save weight, justifiably.
I know that this is not the way Lanier does business on a regular basis, and so do you. You can see from the many loyal customers that Lanier has, that overall they are a good company.
You had a bad experience, and no one can deny that.
I don't think that you were being unreasonable to expect a product that is flyable and within aproximate weight claims, to a reasonable extent, all ARF's go over their claimed weight.

The personality you portray on line has rubbed a few folks the wrong way, and you have been made fun of because of that.
It's not fair but it is what it is.
Here's a tip, life ain't fair.
You are also at a disadvantage because of where you are from, phone calls cost, (the fastest and best solution) more and the likelihood of a company returning your phone calls out of country are diminished.
Regardless of how people perceive you and your personality, you were wronged.
It's over, and you learned from this.
You have pointed out these shortcomings to the masses.
It is doubtful that Lanier will be selling many more Hawks.
You and Lanier both loose.
Done deal, time to move on, let it go.
This threads been fun, but I'm done.