Recent, Google update might have good relation with On-Page Seo. So, I have setup a few question. Your website got hit or not by Google Update? Both group please answer below questions. 1) What is your main(3 words) keyword density? 2) What is your 2 words keyword density(if main keyword 3 phrases)? 3) What is your 1 word keyword density? 4) Where you use your amazon/affiliate link in your post( above 100word. below 100 word or more below)? 5) How much affiliate link use per post?(For 1000/2000/3000 word article). 6) Your all keyword only "best......." or anything else like informative post? 7) What is your all post permalink structure...website.com/best-something (Only keyword) or website.com/generic-word-and-best-something? 8) What is your title structure? Do you use your keyword at beginning like...Best something or Our top 10 list of best something? 9) What is your backlink anchor text ratio?(Percentage like brand 10%, naked 5% etc, main keyword 15%). 10) How many posts in your website? Did you able figure out that why your website got hit or why your website survive from this fred update? If you able to recover from this update then what kind of change you did?