Mercury is considered to be a neutral planet and represents studies and an artistic bend of mind. It is a very fickle planet and can have a dual nature. Mercury is strongly connected to intellect and communication.
Worshiping Mercury every day during the Mercury Hora is good. Apart from this, you can offer your prayers on Wednesdays.
If Mercury is well placed, you will have good oratory skills, high intellect and be an artist by nature. However, if it is not well placed then you can be mentally unstable and fear will rule your mind. There are tendencies to be insecure and even have restlessness. However, by offering prayers, chanting mantras and performing rituals, you can minimize the negative effects.
This android app from AstroVed is designed to help you connect with Mercury and receive His grace. Start offering pooja and listen to mantras from the popular 3 selected ones. This will help reduce the adverse influence of Mercury and keep you blessed.