Charity shops for clothes - as babies grow so quick then clothes don't last long, you can pick up next-to-new baby/toddler clothes very cheaply - don't buy brand new it's just a waste of money as baby will grow out of them too quick.
Walk around the house on your hands and knees and see what you can find at that height, and whether it is dangerous - cupboards with exciting things inside that open easily, ornaments at low height, fridges etc. and start putting in prevention measures straight away (door locks, moving items higher, fitting shelves for things) also stair gates, cookers etc. It's best If you can get it all out of the way now by planning ahead, so you can enjoy baby without worrying about safety.