We will NEVER speak with your friends while boosting your account and we won't use voice chat at all.
SR earnings may be different from account to account. This is to ensure our boosting system isn't exploited. An average win gives 20-25 SR.
Absolutely. This is one of our permanent options. If you buy 500 SR or more of SoloQ boost you will receive 100 SR Extra applied by the booster during the boost.