Das

guys, thanks for the comments. I'm really glad you liked it, it's my first for MOZ :)

I'll try to answer questions-

Optimum length? I would say this varies depending on the product. For example bath salts can be described in 50- 100 words and on a mobile few people want to read more than that. Holidays, property and cars are a little different. These are usually pre purchased- the buyer, while waiting for the purchase to come to fruition, will check back again and again. It's a guilty pleasure! In this sense I would always recommend a short and long description. The short to sell the product with the option to read more, especially when the price point is high.

Special Characters- I know emojis can be used in email subject lines now and people are experimenting with this, personally I hate it. That's just my opinion though. I tend to stay away from special characters- maybe the occasional exclamation mark if I want to indicate shouting but otherwise I stick to good old traditional E