Hi all, planning to upgrade my mac but have few questions to ask, hope some experts can answer 
1) What are the reputable shops to upgrade SSD and RAM?
2) And how much will each usually cost?
3) Why are smaller capacity SSDs recommended over larger ones?
Thank you
1) What are the reputable shops to upgrade SSD and RAM?
2) And how much will each usually cost?
3) Why are smaller capacity SSDs recommended over larger ones?
Thank you