You say it (your RE platform) has been running for 5 years. How many people are using it? Why do they use it? Is there anything out there that directly competes with it? Would it be applicable to other countries?
Lastly, but most importantly, do you or any of your colleagues have the time and energy to make the effort to sell the website?
Perhaps if you could answer these questions then HN-folks might be able to make more useful suggestions.
Lastly, but most importantly, do you or any of your colleagues have the time and energy to make the effort to sell the website?
Perhaps if you could answer these questions then HN-folks might be able to make more useful suggestions.