Admin Junkies is proud to announce 📣 an awesome ☀️ summer special on ✍️ Content Bundles for YOUR forums! Kickstart your discussions with a Content Bundle. For the entire summer through August, use the promo code AJSUMMER 🎉 to receive 50% 🎁 off your content bundle. For example, a package that normally only costs 100 Credits will only cost 50 💰 credits. Full news here.
Yes, you can advertise on multiple sites and most of these sites offer free advertising, but the main question is would you get traffic and conversion? I mean would you get members to your forums just by advertising on other forum?