Evaluate the effectiveness and ineffectiveness of informal trading

Effectiveness:

1. greater freedom for trading money for goods since the trader can bargain as they desire

2. an informal trader does not need to provide for any employees

3. informal traders can reposition effortlessly since they do not do business in government owned buildings 

4. No tax involved

Ineffectiveness:

1. informal traders can modify prices whenever and all the time as they need it

2. informal traders frequently lie or trick more conveniently for their business    

what are the statements