If you are new to internet marketing world, and you are interested to buy some black hat tools to automate your SEO work. You will surely need proxies. In most of the black hat SEO tools, 80% of the times you will need proxies. Eg. facedominator, twtdominator, scrapebox.
Are you spending tons of money to buy shared or private proxies? $100, $200 per month? or more?
If the answer is ''yes'', please think again. Worth spending so much money on shared or private proxies every month? You could just get uberblogcreator and check public proxies. Uberblogcreator creates 100+ proxies per second
Just watch this video, if there is any proxies checker check proxies faster than this. Show me the URL and I will buy it.