Condo association rules can be highly restrictive, meaning you may not be able to customize your unit the way you want. Your Money. Home shoppers often want to know what makes a residence a townhouse. Plus, the extra privacy afforded by single-family homes can give potential burglars more privacy and cover when attempting to break in. In other words, if new construction and amenities are valuable to you, you may get more for your money with an attached home. Shares What is a condo?