We created a buyer's guide for anyone looking to buy a used BMW E90 3 Series. Here is what you should be looking for.
How to buy a used E9X BMW 3 Series - BMW 3-Series (E90 E92) Forum
BMW E90 Buyer's Guide (BMW 3-Series - E90, E91, E92, & E93) - Models, Options, & More
BMW E90 3 Series Buyer's Guide - Should I Buy One?
BMW E90 3 Series Buyer's Guide - Should I Buy One?
Which Used BMW Is the Most Reliable?
The Ultimate BMW E90 Buyers guide. – NZ Autospares
BMW E36/E46/E90 Brake Kit Buyer's Guide – Wilwood Store
BMW, 3 Series, 2007
Ultimate E90 Buyer's Guide: Reliability & Performance - Which is the Best?
Buying an E90 here are positives and problems to look out for.