Porticos are built for guests and so it should be very attractive. A spacious portico is always loved by kids. It is nice to build a raised platform in the portico for them to sit on. Never use slippers inside a house. They should be welcomed with a happy mind.
First guests should be served with a glass of water. Later only food should be served. Pictures of God can be adorned on the walls of the portico. According to vastu shastra, no impure substance should be kept in the portico or living room. Avoid brooms in these areas. While bidding adieu the guests should be accompanied till the gate. By pleasing them, the house gets more prosperity.