http://www.persianlanguageonline.com/learn/ - " Persian Language Foundation"/London - Videos with transcriptions [ Youtube:: https://www.youtube.com/channel/UCYurcZ-psXThVoiJNYEei1g/playlists ]
http://www.jahanshiri.ir/ - Grammar
https://www.youtube.com/channel/UCYRyoX3ru_BfMiXVCGgRS6w / http://www.learnpersianonline.com/farsi-tutor-reza/ - Farsi Tutor Reza Nazari - youtube channel and blog by Reza Nazari - author of many Persian textbooks ("Learn Farsi in 100 Days", "Learn to Speak Persian Fast")