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Shopping can be traced back to many civilizations in history. In ancient Rome, there was Trajan's Market with tabernas that served as retailing units. Shopping lists are known to be used by Romans as one was discovered by Hadrian's wall dated back 75-125 AD written for a soldier.

To many it is considered a recreational activity in which one visits a variety of stores in search of a suitable product to purchase. Window shopping is an activity that shoppers engage in by browsing though glass windows of a shop for entertainment. Sometimes they like what they see and might try on the item(s) or imagine purchasing these items without actually purchasing, possibly just to pass the time between other activities, or planning a purchase.

To others with lack of patience (most commonly men), shopping may be a task of inconvenience and vexation. Shoppers sometimes go though great lengths to wait in long lines to buy popular products as typically observed with early adopters shoppers and holiday shoppers. Sometimes buyers feel ripoff-ed because they did not get what they paid for often asking for a refund. Sometimes shoppers get caught up in a scam.

More recently compulsive shopping has been recognized as an addiction. Commonly referred as compulsive shopping, shopping addiction, shopoholic or formally oniomania, these shoppers have an impulsive uncontrollable need to go shopping to get a rush or high.

Sellers of products come by various names. They may be called vendors, merchants, salesman.

A larger commercial zone can be found in city downtown or Arab city souk. Shopping hubs, or shopping centers, are collection of stores that is a grouping of several businesses. Typical examples include shopping malls, town squares, flea markets, and bazaars.

Shops are divided into multiple categories of stores which sell a selected set of goods or services. Usually they are tiered by target demographic based on the amount disposable income of the shopper. They can be tiered from cheap to pricey.

Some shops sell second-hand goods. Often the public can also sell goods to such shops. In other cases, especially in the case of a nonprofit shop, the public donates goods to the shop to be sold though thrift stores. In give-away shops goods can be taken for free. In antique shops, the public can find goods that are older and harder to find. Sometimes people are broke and sell items back to shops though pawn shops. College students are known to resell books back though college textbook bookstores. Old used items are often distributed though surplus stores.

Many shops are part of a shopping chain that carry the same trademark (company name) and logo using the same branding, same presentation, and sell the same products but in different locations. The shops may be owned by one company, or there may be a franchising company that has franchising agreements with the shop owners often found in relation to restaurant chains.

Various types of retail stores that specialize in the selling of goods related to a theme include bookstores, candy shops, liquor stores, gift shops, hardware stores, hobby stores, pet stores, pharmacys, sex shops, supermarkets.

Other stores such as big-box stores, hypermarkets, convenience stores, department stores, general stores, dollar stores sell a wider variety of products not horizontally related to each other.

Travel agency is example of a store that sells services.

With modern technology such as television and telephone and the Internet, users could be described as home shopping though online retail stores. Electronic commerce and business-to-consumer electronic commerce systems in combination of home mail delivery systems make this possible. Typically a consumer could make purchases though online shopping, shopping channels, mail order, etc. Sometimes peddlers and ice cream trucks pass though the neighborhoods offering services and goods. Also, neighborhood shopping takes place though various garage sales found in United States.