Lawyers, just like other professionals, have their specific roles that are hard to substitute. While it is true that someone can partake in any of them, surpassing a lawyer's expertise is next to impossible. Here are some of the roles a professional and experienced lawyer can do more than anyone outside there. Find further facts here.
Investigation
Apart from the legal powers' lawyers have to investigate on their clients' behalf, their training on this is a skill going beyond trial and error. Lawyers go through rigorous training during their course on all the ins and outs of examining, proving, and refuting evidence and all manner of related issues. Read about When Should I Hire a Lawyer here.
Litigation
One of the prominent roles of lawyers is aiding in litigation. This is when lawyers take every knowledge and experience, they have to defend their clients before the jury. So, when your case reaches the court, consider hiring a lawyer and never go around defending yourself.
Negotiation
Maybe you know that most lawyers prefer the settlement of most cases as opposed to a trial. Lawyers also have the training and expertise to negotiate and reach an agreement on different capacities and situations. A good example is during mediation or arbitration on family matters or personal injury claims.
Legal Counsellors
The law will never forgive you for not knowing your rights. But a lawyer has the knowledge to save you in any way.