The most satisfying part of doing my own oil change is knowing the job is done properly. I don't need to trust that some grease monkey didn't screw something up like strip the drain plug or put the wrong oil in. Or worse never did what I paid for. That last one happened to me back in the old...
My old Weedeater motor went bad . Not sure if it was directly related to the use of TCW3. So now I don't take chances. I'm running TC in my new Huskvarna trimmer.
The risk is that marine 2 stroke oil is intended for 2 stroke motors that are water cooled and therefore run cooler. Air cooled 2 strokers such as your new blower are supposed to run oil specifically formulated for that.
IMO, you should use Poulan's oil till the warranty period ends then...
You don't have to be "rolling coal" in a diesel to be obnoxious, or should I say "noxious". Every time my wife and I go driving somewhere a diesel truck will be in front of us polluting the air badly. It does not bother me as much as my wife. She loses it and demands I immediately put the air on...
I can tell you the oil level sensor on my BMW has gone bad twice. I don't want to rely on a sensor to check my oil. I would not but a ICE vehicle without a dipstick. Just sayin