The perfect and better way to gain knowledge about bitcoin is only to do work practically in this field , in the starting when I entered in this field then iw as thinking that if I can get perfect place to get better knowledge about bitcoin and another cryptourrency related stretagy to handle  the work perfectly then will be more better but in Actual I didn't not find at that time any perfect platform to under the such things in better manenr , but I sort about 3 months in This forum and I found that everything is simple and I can get Answer of everything in this field here in This forum , so why we should take tension much about this things to get from any another place .
But beside this platform of bitcointalk.org you can visit for the YouTube channel where many experienced people are to explain about bitcoin very well and also many types of stretagy to make lots of profit easily .