Why do you buy the secondhand mobile phone?

How about the quality of secondhand mobile phone?Why do you buy the secondhand mobile phone?I buy six months old phone at 30%-50% less price, quality is okayWhy do you buy the secondhand mobile phone?becos getting the latest one in the market will be costly. I always do a meetup to collect the item so as to verify that the condition and working condition. Best to get one that comes with some manufacturer warranty in case you get some problematic phone with an intermmittent failure issueWhy do you buy the secondhand mobile phone?It is cheaper compared to the market value