In general, your costs for selling are:
I'd be happy to discuss any of this with you including if it is better to not sell. Holding on to you property can make sense when there is good appreciation now and hopefully in the future, or say, when it is a poor market for selling today but interest rates are forecast to fall in six months.
Real estate is a great investment. If need to move but can afford to buy a new place without selling your current home, renting out your old home can make a lot of sense. If you don't want to manage the rental yourself, you might consider professional property management to do so for you.