There are alot of telegram channel and trading group and i been follow the signal some of them, but that signal failed so since that i prefer to make analysis by self, and i only subcribed telegram channel that give daily news about crypto.
do you have links to those groups ?
whalepool group is one of the most Crypto user telegram group. It is really useful to identify the any news and upcoming events in crypto platform. This group have some terms and conditions so try to check this for your future trading.