Yes, you can use Fastmail on LinkedIn, and for many people it is a solid choice. Here is when it makes sense, when it does not, and how to keep your profile reachable without turning it into a spam magnet.
Yahoo Mail can work on LinkedIn if it is an address you control long term, check regularly, and keep separate from throwaway signups. Here is when it makes sense, when it does not, and how to set it up well.
Should you use Outlook on LinkedIn? Learn when a personal Outlook account works well, when work or school Outlook is risky, and how to protect long-term account access.
Should you use Gmail on LinkedIn? Learn when Gmail works well, when a separate Gmail is smarter, and how to protect privacy without hurting long-term account access.
Proton Mail can be a strong LinkedIn choice if you want a privacy-conscious inbox that still supports long-term account recovery, recruiter outreach, and professional follow-up.
A burner email is usually the wrong long-term choice for LinkedIn. Learn the privacy upside, the recovery risks, and better alternatives for a profile you want to keep.
A virtual phone number can work well for job referrals if it is stable, monitored, and professional. Learn when it helps, what can go wrong, and how to use one without missing real opportunities.
Usually yes, but only when the referral is real and you can share a stable, monitored number. Learn when a phone number helps, when email-first is safer, and which number type is best for referral conversations.
Usually no, unless it is really your own stable long-term number. Learn when a college-linked number can work on LinkedIn, where it creates privacy or continuity problems, and what to use instead.