Top alts together with bitcoin are really good for long term holdings, if you are looking for much higher rewards and you wanted to maximized your gains
investing with top 10 alts lessen your time from keep monitoring your assets.
Buy while the price are cheap then keep it while waiting for your target price before selling your assets. Keep in mind that bitcoin will pumped first then it will be followed by known alts with good numbers of supporters.
they are Probably good long term investments and do require less time to check them if they're "alive" (as if it was with most non-top alts)
the biggest advice for a newbie - do as much research, make your own decisions, stick to them to get your lesson