To use Tapa Talk's version of the TSP Talk Forum app, download tapatalk's app on itunes...
https://itunes.apple.com/us/app/tapa...307880732?mt=8
Once you have the tapatalk app installed on your iphone / ipad, use it to search for TSP Talk Forums and you're in!
(Having Trouble? Try this... http://www.tsptalk.com/mb/forum-apps...lp-iphone.html)