1) Startup costs for online retail now exceed startup costs for offline retail.

2) It takes far more knowledge to compete online than it used to.

3) SEO is becoming more out of reach for small companies.

4) No paid advertising options are lucrative for small companies.

5) Inventory costs are climbing.

6) The trends indicate that startup conditions will get worse rather than better.

via marketingpilgrim

1. Payment methods

2. The Big Boys and wanting to pay with PayPal

3. Geotarding what I can buy

4. Shipping outside of the U.S. - or how FedEx and UPS laugh all the way to the bank

via inquisitr

Reason 10: It's faster to stand in line on the phone or, in some cases, drive to the store, than it is to wait for the pages to load.

Reason 9: Stupid "cry wolf" promotional efforts make a site and, by extension, the company appear dim witted.

Reason 8: Information for making a buying decision is either insufficient, unintelligible, or just plain wrong.

Reason 7: Search can’t find.

Reason 6: "Ha, ha, betcha can’t buy it!"

Reason 5: They upset the shopping cart

Reason 4: The site seems to say, “We suggest you buy elsewhere”

Reason 3: Customers can check in, but they can't check out

Reason 2: After the sale service

Reason 1: Buyer Protection problems

via asktog