Yes, you need a lawyer for a business transaction right from pre-contract stage to post-completion. Aside from reviewing transactional documents, a lawyer will guide you on the validity of the transaction.

Yes, you can sue for internet defamation in Nigeria. The laws on defamation accommodates defamatory publication made on the internet. What matters most is that such publication fits into the walls of defamation as defined by legal authorities and pieces of evidence to be relied upon can pass the admissibility test of evidence.

More often than not, friendships are not established and guided by written documents, and this is presumed to stem from the absence of financial duty and certain roles imposed on the persons involved unlike business. However, to make a business that involves profit and loss sharing sacrosanct, it is advisable to have a partnership agreement regulating the affairs of the partners. While an informal oral agreement may look casually sufficient, enforcing and proving the content of such agreement becomes almost impossible. 

For every society, there are laws regulating the affairs of the human inhabitants. Therefore, it is important to understand the laws of the land. Nonetheless, a basic understanding of regulations is insufficient in a precarious situation or a business terrain that requires in-depth knowledge or a perspective achieved through a legal prism. Hence, the importance to retain the services of a lawyer.