If you read through the posts on CS regarding the pellet grill/smoker you will find most folks love it. There are a few who complain about the amount of smoke it produces. Visit smoking meat forums, lets talk bbq (site has been down for a few days so be patient) smoked meat,http://http://www.smoked-meat.com/forum/forumdisplay.php?f=65-meat.com/forum/forumdisplay.php?f=65 and Amazing Ribs ( https://amazingribs.com/grill-...ll_fuel_type=pellets)
You can get a good feel for pros and cons. Some folks need constant, somewhat heavy smoke so they use a device from this company to augment what the pellet grill produces:
You are going to find die hard fans and those those who whine. Some makes of pellet grills have the auger in the back, mounted dead center. for more even heat(?). Most have it at one end or the other.